Dewar flask
Dewar Dew"ar (d[=u]"[~e]r), Dewar vessel Dew"ar ves`sel, Dewar flask Dew"ar flask [After Sir James Dewar, British physicist.] A double-walled glass vessel for holding liquid air, liquid nitrogen, etc., having the space between the walls exhausted so as to prevent conduction of heat, and sometimes having the glass silvered to prevent absorption of radiant heat; -- called also, according to the particular shape,

{Dewar bulb},

{Dewar tube}, etc. [Webster 1913 Suppl. +PJC]


The Collaborative International Dictionary of English. 2000.

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  • Dewar (flask) — [do͞o′ər, dyo͞o′ər] n. 〚after Sir James Dewar (1848 1923), Scot chemist & physicist〛 a double walled flask with a vacuum between the walls, which are silvered on the inside, used esp. for storage of liquefied gases: also written dewar * * * …   Universalium

  • Dewar (flask) — [do͞o′ər, dyo͞o′ər] n. [after Sir James Dewar (1848 1923), Scot chemist & physicist] a double walled flask with a vacuum between the walls, which are silvered on the inside, used esp. for storage of liquefied gases: also written dewar …   English World dictionary

  • Dewar (flask) — [do͞o′ər, dyo͞o′ər] n. [after Sir James Dewar (1848 1923), Scot chemist & physicist] a double walled flask with a vacuum between the walls, which are silvered on the inside, used esp. for storage of liquefied gases: also written dewar …   English World dictionary

  • Dewar flask — See also: Vacuum flask Dewar flask. (Deutsches Museum, Munich). A Dewar flask is a vessel designed to provide very good thermal insulation. For instance, when filled with a hot liquid, the vessel will not allow the heat to easily escape, and the… …   Wikipedia

  • Dewar flask — noun vacuum flask that holds liquid air or helium for scientific experiments • Syn: ↑Dewar • Hypernyms: ↑vacuum flask, ↑vacuum bottle * * * noun see dewar * * * Dewar flask /dūˈər fläsk/ noun (sometimes without …   Useful english dictionary

  • Dewar flask — Diuaro indas statusas T sritis Standartizacija ir metrologija apibrėžtis Vakuuminis indas, kuriame ilgą laiką galima laikyti skysčius toje pačioje arba labai lėtai kintančioje temperatūroje. Diuaro inde galima laikyti skystą helį, azotą ar pan.… …   Penkiakalbis aiškinamasis metrologijos terminų žodynas

  • Dewar flask — Diuaro indas statusas T sritis fizika atitikmenys: angl. Dewar flask; Dewar vacuum flask; vacuum bottle vok. Dewar Gefäß, n; Vakuummantelgefäß, n rus. сосуд Дьюара, m pranc. dewar, m; vase de Dewar, m …   Fizikos terminų žodynas

  • Dewar flask — Diuaro indas statusas T sritis chemija apibrėžtis Termosas suskystintoms dujoms laikyti. atitikmenys: angl. Dewar flask; vacuum bottle; vacuum flask; vacuum vessel rus. сосуд Дьюара …   Chemijos terminų aiškinamasis žodynas

  • Dewar flask — /ˈdjuə flask/ (say dyoohuh flahsk) noun a double walled silvered glass flask in which the space between the walls is evacuated, used for storing liquids at a low temperature, especially liquid air. {named after Sir James Dewar} …   Australian English dictionary

  • Dewar flask — noun A type of double walled vacuum flask with silver lining. Syn: Dewar vessel …   Wiktionary

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