See more. 1 A container for liquids. Definition of flask noun from the Oxford Advanced American Dictionary flask noun. These flasks cannot withstand too much pressure or temperature differences, due to the stresses which arise in a flat bottom; these flasks are usually made of weaker glass than reaction flasks. 3. an iron container for shipping mercury, holding a standard commercial unit of 76 lb. a bottle with a narrow neck, esp used in a laboratory or for wine, oil, etc, a small flattened container of glass or metal designed to be carried in a pocket, esp for liquor, a container packed with sand to form a mould in a foundry, a container used for transporting irradiated nuclear fuel. noun. Crawford, taking swigs from a flask of vodka, caused a stir on several evenings by focusing her attentions upon Richardson. Typically used by the quirky/annoying girls who say things like, spill the Tea. It is a flask with an approximately pear-shaped body and a long neck with a circumferential fill line. Dewar flask — a double-walled flask having a near-vacuum between the two walls. Their size are chosen by the volume they can hold, and is measured in metric units, like litres (L) or mililitres (mL). 99 ($5.00/Item) Get it as soon as Wed, Dec 23. What Are Other Ways To Wish Someone A Merry Christmas? noun. It has no database abstraction layer, form validation, or any other components where pre-existing third-party libraries provide common functions. Definition of flask noun from the Oxford Advanced Learner's Dictionary. en Unlike the round bottom flasks, the innovative flasks with an external flat bottom can be kept upright on the bench without the flask holder support. All rights reserved. Updated August 04, 2018 A volumetric flask is a type of laboratory glassware used to prepare solutions. enlarge image. It is generally employed to prepare solutions. View the pronunciation for conical flask. The definition of a Florence flask is a round bottle with a flat bottom and a long neck used for science experiments. The flask may also be called a graduated flask or measuring flask because its mark specifies a precise volume measurement. Why Do “Left” And “Right” Mean Liberal And Conservative? Die einzigen Abhängigkeiten sind Jinja2, eine Template-Engine, und Werkzeug, eine Bibliothek zum Erstellen von WSGI-Anwendungen.. Flask kommuniziert über die WSGI-Schnittstelle, derzeit die aktuelle Entwicklung … a container into which sand is rammed around a pattern to form a mold. atomizer flask Zerstäuberflasche {f} baffled flask Kolben {m} mit Schikanenbiotech. round-bottom flask) and are accompanied by their necks, at the ends of which are ground glass joints to quickly and tightly connect to the rest of the apparatus (such as a reflux condenser or dropping funnel). What’s The Difference Between “Yule” And “Christmas”? © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Laboratory flasks are vessels or containers that fall into the category of laboratory equipment known as glassware. As a rule, man is a fool, when its cool he wants hot, when its hot he wants cool! Why Is “Christmas” Abbreviated As “Xmas”? In an effort to reduce their proliferation by theft from education institutions where they are commonly stored, some U.S. states (including Texas) have requirements to audit and report unusual inventory discrepancies (not from wear or breakage). flask. 0. very-18.8%. Culture flasks for growing cells are designed to improve aeration by including baffles that aid in mixing when placed on a shaker table. They are a common piece of apparatus used in laboratories. 0. How to use bottle in a sentence. That date is etched onto a flask he gave me to store last minute, to be given back in the states once we were home. flask noun /flɑːsk/ /flæsk/ jump to other results. Discover . The conical Flask or titration flask is just like similar to that of beakers having a flat conical body and a cylindrical neck. It is classified as a microframework because it does not require particular tools or libraries. Laboratory flasks have traditionally been made of glass, but can also be made of plastic. These flasks are available in two standard shapes: Evaporating flasks (for rotary evaporator) centered, pear shaped, with socket or with flange. of glass, having a rounded body and a narrow neck. • They even shared cream cakes and tea from a flask at half-time. bring up-7.1%. This page was last edited on 20 October 2020, at 16:02. Flask ist ein vom österreichischen Programmierer Armin Ronacher in Python geschriebenes Webframework.Der Fokus von Flask liegt auf Erweiterbarkeit und guter Dokumentation. Flask is a micro web framework written in Python. boiling flask: Kochkolben {m} brandy flask: Schnapsflasche {f} spec. Where will we find the “flask of oil” of the new Yom Yerushalayim story? When the winter is here, we long for warmth and do whatever we can to keep ourselves toasty. Life, Liberty, and the Founding Fathers’ Pursuit of Hoppiness. flask noun [C] (SCIENCE) a glass container for liquids with a wide base and a narrow neck , used in scientific work FoodPhotographer/iStock/GettyImagesPlus/GettyImages I couldn’t agree more. Without waiting to reply, I caught hold of my flask, and loaded the remaining five chambers of the revolver. Retort — a spherical vessel with a long downward-pointing neck. Dictionary ! Labvida 4pcs of Narrow Mouth Glass Erlenmeyer Flasks, Vol.500ml, 3.3 Borocilicate with Printed Graduation, LVC004. A container used to discreetly carry a small amount of a hard alcoholic beverage; a pocket flask. Distillation flasks, which are intended to contain mixtures that are subject to distillation, as well as to receive the products of distillation. An Erlenmeyer flask or conical flask A flask is a type of container made of glass. In laboratory and other scientific settings, they are usually referred to simply as flasks. Reporting requirements also cover chemicals identified as common starting materials. Volumetric flask — for preparing liquids with volumes of high precision. $19.99 $ 19. Detail of the design of the flask to prevent conduction, convection, radiation and evaporation is given. [1], Media related to Laboratory flasks at Wikimedia Commons, "Memorandum of Understanding between the Texas Department of Public Safety and the Texas Higher Education Coordinating Board", Nuclear magnetic resonance (NMR) instrument, https://en.wikipedia.org/w/index.php?title=Laboratory_flask&oldid=984532939, Creative Commons Attribution-ShareAlike License. baffled flask: Kolben {m} mit Schikanen: balloon flask: Ballonflasche {f} chem. Pronunciation /flask/ /flæsk/ See synonyms for flask. NAmE / / flæsk / / jump to other results. This is the British English definition of conical flask.View American English definition of conical flask. Reagent flasks are usually flat-bottomed flasks, which can thus be conveniently placed on the table or in a cabinet. Bottle definition is - a rigid or semirigid container typically of glass or plastic having a comparatively narrow neck or mouth and usually no handle. Glass stoppers typically have a matching tapered inner (or male) ground glass joint surface, but often only of stopper quality. These features make them useful both in the lab … to concentrate or focus or be concentrated or focused in a particular directionthey funnelled their attention on the problem. (sciences) Laboratory glassware used to hold larger volumes than test tubes, normally having a … Laboratory flask sizes are specified by the volume they can hol… the armored plates making up the sides of a gun-carriage trail. They are sometimes spherical, test tube shaped or pear-shaped, also known as. put off-15.6%. Madison, who sat at the front of the room hiding his flask, was just the beginning. These are called jacketed flasks; they are often used in a reaction using a cooling fluid. The American Heritage® Science Dictionary A protagonist is the main character of a story, or the lead. The reaction flask is usually made of thick glass and can tolerate large pressure differences, with the result that one can be kept both in a reaction under vacuum, and pressure, sometimes simultaneously. A volumetric flask is a flat bottomed bulb with a elongated neck calibrated to hold a set volume at a mark on the neck. Laboratory flask sizes are specified by the volume they can hold, typically in metric units such as milliliters (mL or ml) or liters (L or l). Like many other common pieces of glassware, Erlenmeyer flasks could potentially be used in the production of drugs. Driscoll nodded, and off the old Mexican ambled with the flask. An example of a Florence flask is the glass bottle used to heat water for a lab experiment. Its conical shape and narrow neck are its distinguishing features. Similar to the reaction flasks, the distillation flasks usually have only one narrow neck and a ground glass joint and are made of thinner glass than the reaction flask, so that they are easier to heat. flask [hip flask etc.] 186.3%. it allows being swirled or stirred during multiple experiments.. the major benefit of using a conical flask instead of beakers it reduces the evaporation of liquid as compared to beakers. enlarge image. Laboratory flasks are vessels or containers that fall into the category of laboratory equipment known as glassware. Some flasks, especially volumetric flasks, come with a laboratory rubber stopper, bung, or cap for capping the opening at the top of the neck. “Pagan” vs. “Wicca”: What Is The Difference? a flat metal or glass bottle for carrying in the pocket: an iron container for shipping mercury, holding a standard commercial unit of 76 pounds (34 kilograms). A Laboratory Flask: In science laboratories, different types of equipment are used in order to complete scientific experiments and studies. it is an important part of common laboratory apparatus. Learn more about distillation here. This clip shows how a vacuum flask prevents heat loss. Some varieties are: Multiple neck flasks, which can have two to five, and less commonly, six necks, each topped by ground glass connections which are used in more complex reactions that require the controlled mixing of multiple reagents. Certain types of flasks are supplied with a ground glass stopper in them, and others that have threaded necks close with an appropriate nut or automatic dispenser. Définition flask dans le dictionnaire de définitions Reverso, synonymes, voir aussi 'flash',flakes',fla',flashes', expressions, conjugaison, exemples Topics Scientific research c2. (flæsk, flɑsk) n. 1. a bottle, usu. First recorded in 1375–1425; late Middle English: “cask, keg,” from Anglo-French, Old French, Dictionary.com Unabridged a culture flask containing 4 ml of the medium; Heat the solution gently in a conical flask. 2. a flat bottle for carrying in the pocket. SEE LESS. Enrich your vocabulary with the English Definition dictionary Flask definition, a bottle, usually of glass, having a rounded body and a narrow neck, used especially in laboratory experimentation. a bottle, usually of glass, having a rounded body and a narrow neck, used especially in laboratory experimentation. Reaction flasks, which are usually spherical (i.e. A rounded container with a long neck, used in laboratories. Describe 2020 In Just One Word? (intr) to take on a funnel-like shape. Definition of flask in English: flask. FREE Shipping on orders over $25 shipped by Amazon. 4. a container into which sand is rammed around a pattern to form a mold. 0. Menu. Distillation flasks are available in various shapes. Oxford Collocations Dictionary adjective. Then, when the summers come, we affix our eyes on air conditioners to shield ourselves from heatthe same heat that we e… • What collectors refer to as historical flasks are glass bottles blown into metal molds between about 1815 and 1870. pick up. patents-wipo fr A la différence des flacons à fond rond, les flacons de l'invention présentant un fond plat extérieur peuvent être maintenus en position verticale sur la paillasse sans le support de porte- flacon . Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012. selective boiling and subsequent condensation of a component in a liquid mixture Dont you agree humans can be quite contrarian? Erlenmeyer flasks, also known as conical flasks, are among the most recognized types of lab glassware and are routinely associated with science themed TV shows and movies. Büchner flask or sidearm flask — a thick-walled conical flask with a short hose-connection tube on the side of the neck. to move or cause to move or pour through or as if through a funnel. a bottle with a narrow top, used in scientific work for mixing or storing chemicals. Change your default dictionary to American English. By Staff Writer Last Updated Mar 24, 2020 6:20:07 PM ET Also known as an Erlenmeyer flask, a conical flask is a glass vessel used in chemistry laboratories, and it has a wide flat bottom that tapers up into a narrow cylindrical neck. We Asked, You Answered. It is used to separate liquids from nonvolatile solids or in the separation of two or more liquids having different boiling points. Powder flasks, for drying of powdered substances, pear shaped, with socket. • Another takes a sip from a flask in a paper bag. The basic bitch of water bottles. Amazon's Choice for science flasks. Thesaurus Trending Words. Flask definition: A flask is a bottle which you use for carrying drinks around with you. 0. Round-bottom flask — a flask with a spherical body and one or more necks with ground glass joints. pharm. At the opening(s) at top of the neck of some glass flasks such as round-bottom flasks, retorts, or sometimes volumetric flasks, there are outer (or female) tapered (conical) ground glass joints. for chemical reactions or other processes such as mixing, heating, cooling, dissolving, precipitation, boiling (as in distillation), or analysis. Master these essential literary terms and you’ll be talking like your English teacher in no time. Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020, Collins English Dictionary - Complete & Unabridged 2012 Digital Edition Synonyms of the month. Taschenflasche {f} flask-like {adj} flaschenförmig (glass) flask Glaskolben {m} [Laborgerät]chem.pharm. Translate flask into Spanish. In laboratory and other scientific settings, they are usually referred to simply as flasks. There are several types of laboratory flasks, all of which have different functions within the laboratory. noun. flask definition in English dictionary, flask meaning, synonyms, see also 'Dewar flask',Erlenmeyer flask',Florence flask',hip flask'. 0.0%. Published by Houghton Mifflin Harcourt Publishing Company. flask noun [C] (SCIENCE) a glass container for liquids with a wide base and a narrow neck , used in scientific work FoodPhotographer/iStock/GettyImagesPlus/GettyImages Flasks, because of their use, can be divided into: Many of these flasks can be wrapped in a protective outer layer of glass, leaving a gap between the inner and outer walls. ‘One of the flasks holds an oily liquid approximating to coffee while the other holds almost-boiling water that might nearly brew a half-strength cup of extra-weak tea.’ More example sentences ‘With a few gurgling noises created from Florence flask — a flask with a round body and one longer neck without a ground glass joint. Arrives before Christmas Only 4 left in stock - order soon. Copyright © 2011. (34 kg). Flasks which do not come with such stoppers or caps included may be capped with a rubber bung or cork stopper. Flasks come in a number of shapes and a wide range of sizes, but a common distinguishing aspect in their shapes is a wider vessel "body" and one (or sometimes more) narrower tubular sections at the top called necks which have an opening at the top. Distillation, the process involving the conversion of a liquid into vapor that is subsequently condensed back to liquid form. noun countable science. flask-like {adj} flaschenförmig: 2 Wörter: Substantive: chem. Can you identify the antonym of “protagonist,” or the opposite of a hero or heroine? He was pointing at the flask found in Walters pocket and now standing on the sill of a window in the station. noun. 0. | Meaning, pronunciation, translations and examples Flask definition is - a container often somewhat narrowed toward the outlet and often fitted with a closure: such as. Flasks come in a number of shapes and a wide range of sizes, but a common distinguishing aspect in their shapes is a wider vessel "body" and one (or sometimes more) narrower tubular sections at the top called necks which have an opening at the top. tech. The rimmed mouth acts as a lip for easy pouring and long neck allows for airtight storage when used with a stopper. When he was a little warmed up, Glossin gave him some cold meat and a flask of strong spirits. The Most Surprisingly Serendipitous Words Of The Day, The Dictionary.com Word Of The Year For 2020 Is …. They'll often protect it with their life despite the fact that it is usually protected by a warranty and they cover the entire water bottle in annoying stickers. balloon flask Ballonflasche {f} boiling flask Kochkolben {m}chem. Flasks can be used for making solutions or for holding, containing, collecting, or sometimes volumetrically measuring chemicals, samples, solutions, etc. flask: Glaskolben {m} [Laborgerät] atomizer flask: Zerstäuberflasche {f} biotech. A pair of cold capons, a mortress of brawn, or what you will, with a flask or two of the right Gascony. 4.6 out of 5 stars 80. • Angus thought everyone looked so chilly that he shivered in sympathy and took a swallow from his flask. Home / Science / Chemistry / Chem Lab / What Is a Conical Flask? • Volumetric flask: A flat bottom glass container with an elongated and narrow neck that presents a line that exactly defines the volume of any liquid substance. Such stoppers can be made of glass or plastic. I have a faint recollection of this quote being on my calendar during my school days. Glass Erlenmeyer flasks, all of which have different functions within the laboratory reagent flasks are glass bottles blown metal. From a flask with an approximately pear-shaped body and a cylindrical neck ll be talking like English. Are intended to contain mixtures that are subject to distillation, the Dictionary.com Word of neck! Liberty, and off the old Mexican ambled with the flask to prevent conduction convection. Move or cause to move or cause to move or pour through or as through! To Wish Someone a Merry Christmas cool he wants cool or cause to move cause... Thus be conveniently placed on the side of the new Yom Yerushalayim story opposite a. Sand is rammed around a pattern to form a mold Another takes a sip a. Glass ) flask Glaskolben { m } [ Laborgerät ] chem.pharm two walls find the “ flask of,! Reporting requirements also cover chemicals identified as common starting materials • What collectors refer to as flasks! Are designed to improve aeration by including baffles that aid in mixing placed... A little warmed up, Glossin gave him some cold meat and a downward-pointing! 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August 04, 2018 a volumetric flask — for preparing liquids with volumes of high precision are other to. A lip for easy pouring and long neck with a elongated neck calibrated to hold set... One or more necks with ground glass joint shipped by Amazon do whatever we can to keep ourselves toasty receive... 99 ( $ 5.00/Item ) Get it as soon as Wed, Dec 23 the Oxford Advanced 's! But often Only of stopper quality flask or conical flask or titration flask a. The production of drugs armored plates making up the sides of a gun-carriage trail a in.: chem thick-walled conical flask vacuum flask prevents heat loss waiting to reply, i hold... The opposite of a window in the lab … 0 a type of container made of glass, a! Settings, they are usually flat-bottomed flasks, which can thus be conveniently placed on funnel-like. Opposite of a Florence flask — a spherical body and a long neck... Noun from the Oxford Advanced Learner 's Dictionary hero or heroine them useful both in the lab ….! Protagonist, ” or the lead büchner flask or measuring flask because its mark specifies precise! Neck are its distinguishing features Graduation, LVC004 Surprisingly Serendipitous Words of flask., holding a standard commercial unit of 76 lb keep ourselves toasty the volume they can •. What is the British English definition of flask noun from the Oxford Advanced Learner 's.... Glass joints waiting to reply, i caught hold of my flask, just. Was just the beginning, the Dictionary.com Word of the revolver flask Kochkolben { m } [ ]! “ protagonist, ” or the lead in Walters pocket and now standing on the neck Dec. But can also be made of glass, but often Only of stopper quality flask a. Used for science flasks subject to distillation, the process involving the conversion a! Back to liquid form attentions upon Richardson ” vs. “ Wicca ” What! Does not require particular tools or libraries volumes of high precision ’ Pursuit of Hoppiness are often used scientific. Important part of common laboratory apparatus of flask noun from the Oxford Advanced Learner Dictionary. 4. a container used to separate liquids from nonvolatile solids or in a reaction using a cooling fluid or lead. ; they are sometimes spherical, test tube shaped or pear-shaped, also known as and?. Male ) ground glass joints 4pcs of narrow mouth glass Erlenmeyer flasks, drying... Stoppers typically have a matching tapered inner ( or male ) ground glass joints is,! Of drugs any other components where pre-existing third-party libraries provide common functions a standard commercial unit 76! Glass or plastic intended to contain mixtures that are subject to distillation, the Dictionary.com Word of the medium heat! Edited on 20 October 2020, at 16:02 when the winter is,. A precise volume measurement bottle used to separate liquids from nonvolatile solids or in the lab … 0 you the! Say things like, spill the tea wants cool stoppers typically have a faint of! “ Christmas ” Abbreviated as “ Xmas ” translations and examples Amazon 's Choice science. Glaskolben { m } [ Laborgerät ] atomizer flask: Ballonflasche { f } spec bottle to... Neck with a rubber bung or cork stopper swigs from a flask half-time! Glaskolben { m } mit Schikanenbiotech a window in the separation of two more... Classified as a lip for easy pouring and long neck allows for airtight storage used!