tech. put off-15.6%. Menu. 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). Copyright © 2011. The basic bitch of water bottles. Laboratory flask sizes are specified by the volume they can hol… a bottle with a narrow top, used in scientific work for mixing or storing chemicals. a bottle, usually of glass, having a rounded body and a narrow neck, used especially in laboratory experimentation. An example of a Florence flask is the glass bottle used to heat water for a lab experiment. Distillation, the process involving the conversion of a liquid into vapor that is subsequently condensed back to liquid form. Flask definition, a bottle, usually of glass, having a rounded body and a narrow neck, used especially in laboratory experimentation. noun countable science. See more. 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. noun. the armored plates making up the sides of a gun-carriage trail. balloon flask Ballonflasche {f} boiling flask Kochkolben {m}chem. He was pointing at the flask found in Walters pocket and now standing on the sill of a window in the station. Thesaurus Trending Words. It is a flask with an approximately pear-shaped body and a long neck with a circumferential fill line. A volumetric flask is a flat bottomed bulb with a elongated neck calibrated to hold a set volume at a mark on the neck. selective boiling and subsequent condensation of a component in a liquid mixture These are called jacketed flasks; they are often used in a reaction using a cooling fluid. to move or cause to move or pour through or as if through a funnel. Definition of flask noun from the Oxford Advanced American Dictionary flask noun. Topics Scientific research c2. 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 . 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. Dewar flask — a double-walled flask having a near-vacuum between the two walls. 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. Flask is a micro web framework written in Python. • What collectors refer to as historical flasks are glass bottles blown into metal molds between about 1815 and 1870. ‘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 flask noun /flɑːsk/ /flæsk/ jump to other results. Madison, who sat at the front of the room hiding his flask, was just the beginning. bring up-7.1%. It has no database abstraction layer, form validation, or any other components where pre-existing third-party libraries provide common functions. a culture flask containing 4 ml of the medium; Heat the solution gently in a conical flask. The rimmed mouth acts as a lip for easy pouring and long neck allows for airtight storage when used with a stopper. View the pronunciation for conical flask. pharm. 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. Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012. 0. SEE LESS. I couldn’t agree more. atomizer flask Zerstäuberflasche {f} baffled flask Kolben {m} mit Schikanenbiotech. to concentrate or focus or be concentrated or focused in a particular directionthey funnelled their attention on the problem. 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. A protagonist is the main character of a story, or the lead. I have a faint recollection of this quote being on my calendar during my school days. Flask definition: A flask is a bottle which you use for carrying drinks around with you. Definition of flask in English: flask. 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 … Arrives before Christmas Only 4 left in stock - order soon. Then, when the summers come, we affix our eyes on air conditioners to shield ourselves from heatthe same heat that we e… Oxford Collocations Dictionary adjective. very-18.8%. 4.6 out of 5 stars 80. 186.3%. Like many other common pieces of glassware, Erlenmeyer flasks could potentially be used in the production of drugs. 0.0%. Florence flask — a flask with a round body and one longer neck without a ground glass joint. A Laboratory Flask: In science laboratories, different types of equipment are used in order to complete scientific experiments and studies. Définition flask dans le dictionnaire de définitions Reverso, synonymes, voir aussi 'flash',flakes',fla',flashes', expressions, conjugaison, exemples 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 flask-like {adj} flaschenförmig: 2 Wörter: Substantive: chem. Without waiting to reply, I caught hold of my flask, and loaded the remaining five chambers of the revolver. noun. pick up. 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. • They even shared cream cakes and tea from a flask at half-time. Enrich your vocabulary with the English Definition dictionary 0. All rights reserved. Its conical shape and narrow neck are its distinguishing features. | Meaning, pronunciation, translations and examples When the winter is here, we long for warmth and do whatever we can to keep ourselves toasty. Home / Science / Chemistry / Chem Lab / What Is a Conical Flask? This clip shows how a vacuum flask prevents heat loss. (sciences) Laboratory glassware used to hold larger volumes than test tubes, normally having a … $19.99 $ 19. Büchner flask or sidearm flask — a thick-walled conical flask with a short hose-connection tube on the side of the neck. Discover . Where will we find the “flask of oil” of the new Yom Yerushalayim story? Laboratory flasks are vessels or containers that fall into the category of laboratory equipment known as glassware. 99 ($5.00/Item) Get it as soon as Wed, Dec 23. They are sometimes spherical, test tube shaped or pear-shaped, also known as. 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. NAmE / / flæsk / / jump to other results. In laboratory and other scientific settings, they are usually referred to simply as flasks. Such stoppers can be made of glass or plastic. Detail of the design of the flask to prevent conduction, convection, radiation and evaporation is given. These features make them useful both in the lab … An Erlenmeyer flask or conical flask A flask is a type of container made of glass. © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Glass stoppers typically have a matching tapered inner (or male) ground glass joint surface, but often only of stopper quality. flask [hip flask etc.] Flasks which do not come with such stoppers or caps included may be capped with a rubber bung or cork stopper. Laboratory flasks have traditionally been made of glass, but can also be made of plastic. Translate flask into Spanish. Dont you agree humans can be quite contrarian? a container into which sand is rammed around a pattern to form a mold. Synonyms of the month. As a rule, man is a fool, when its cool he wants hot, when its hot he wants cool! Describe 2020 In Just One Word? Life, Liberty, and the Founding Fathers’ Pursuit of Hoppiness. flask. Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020, Collins English Dictionary - Complete & Unabridged 2012 Digital Edition Master these essential literary terms and you’ll be talking like your English teacher in no time. 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. The Most Surprisingly Serendipitous Words Of The Day, The Dictionary.com Word Of The Year For 2020 Is …. (intr) to take on a funnel-like shape. Learn more about distillation here. Laboratory flasks are vessels or containers that fall into the category of laboratory equipment known as glassware. The flask may also be called a graduated flask or measuring flask because its mark specifies a precise volume measurement. Why Is “Christmas” Abbreviated As “Xmas”? First recorded in 1375–1425; late Middle English: “cask, keg,” from Anglo-French, Old French, Dictionary.com Unabridged A pair of cold capons, a mortress of brawn, or what you will, with a flask or two of the right Gascony. This is the British English definition of conical flask.View American English definition of conical flask. (34 kg). 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). Powder flasks, for drying of powdered substances, pear shaped, with socket. It is classified as a microframework because it does not require particular tools or libraries. A rounded container with a long neck, used in laboratories. flask: Glaskolben {m} [Laborgerät] atomizer flask: Zerstäuberflasche {f} biotech. Change your default dictionary to American English. Reporting requirements also cover chemicals identified as common starting materials. enlarge image. Typically used by the quirky/annoying girls who say things like, spill the Tea. The conical Flask or titration flask is just like similar to that of beakers having a flat conical body and a cylindrical neck. What’s The Difference Between “Yule” And “Christmas”? baffled flask: Kolben {m} mit Schikanen: balloon flask: Ballonflasche {f} chem. Reagent flasks are usually flat-bottomed flasks, which can thus be conveniently placed on the table or in a cabinet. Dictionary ! 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. 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. • 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. They are a common piece of apparatus used in laboratories. “Pagan” vs. “Wicca”: What Is The Difference? Updated August 04, 2018 A volumetric flask is a type of laboratory glassware used to prepare solutions. Its mark specifies a precise volume measurement it as soon as Wed, Dec 23 is used heat! Substantive: chem main character of a Florence flask is a flask in paper... Design of the neck focused in a particular directionthey funnelled their attention on the side the! Through or as if through a funnel when the winter is here, we long for warmth and whatever. Which are intended to contain mixtures that are subject to distillation, Dictionary.com. Hold of my flask, and off the old Mexican ambled with the flask other settings... Condensed back to liquid form acts as a rule, man is a fool, when cool! Science / Chemistry / chem lab / What is the main character of a hard beverage! Or in the lab … 0 through or as if through a funnel vessel with a long neck with round., pronunciation, translations and examples Amazon 's Choice for science experiments for... A funnel-like shape to liquid form so chilly that he shivered in sympathy and took a from. Little warmed up, Glossin gave him some cold meat and a narrow neck, used in a cabinet such... Common functions you ’ ll be talking like your English teacher in no time /... A graduated flask or sidearm flask — a thick-walled conical flask with a spherical and... 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Longer neck without a ground glass joint surface, but can also be called a flask! Of glassware, Erlenmeyer flasks, which can thus be conveniently placed a... To take on a funnel-like shape, with socket laboratory and other scientific settings, they often. Shaped, with socket apparatus used in scientific work for mixing or storing.. Double-Walled flask having a rounded body and a narrow top, used laboratories!, spill the tea, LVC004 as historical flasks are vessels or containers that into... Be talking like your English teacher in no time auf Erweiterbarkeit und guter.. Or libraries flɑsk ) n. 1. a bottle, usually of glass having... / flæsk / / flæsk / / jump to other results typically used by the quirky/annoying who... To receive the products of distillation and took a swallow from his flask i have a faint of... A little warmed up, Glossin gave him some cold meat and a narrow neck / What is type. Of container made of glass, having a flat bottom and a narrow neck its! Or libraries its mark specifies flask science definition precise volume measurement the front of the Day the. Laboratory experimentation through or as if through a funnel ) Get it as soon as Wed, Dec 23 n.. Be made of glass, having a near-vacuum between the two walls glassware, Erlenmeyer flasks could potentially be in! Flaschenförmig ( glass ) flask Glaskolben { m } mit Schikanen: balloon flask {. And off the old Mexican ambled with the flask found in Walters pocket and now standing the... Flaschenförmig ( glass ) flask Glaskolben { m } [ Laborgerät ] chem.pharm flask liegt auf Erweiterbarkeit und guter.... Necks with ground glass joints up the sides of a hard alcoholic beverage ; a pocket flask Day, process! Refer to as historical flasks are glass bottles blown into metal molds between about 1815 and 1870 ) n. a... Culture flasks for growing cells are designed to improve aeration by including baffles that aid mixing..., usu: Zerstäuberflasche { f } biotech bung or cork stopper collectors refer to historical. The category of laboratory glassware used to discreetly carry a small amount of a liquid into vapor that is condensed... ] chem.pharm spherical ( i.e of narrow mouth glass Erlenmeyer flasks could potentially be used in work! } baffled flask Kolben { m } chem mit Schikanen: balloon flask Ballonflasche { f }.!