dewar flask

Dew·ar flask

D d

Transcription

- US Pronunciation
- US IPA
- [doo-er, dyoo- flask, flahsk]
- /ˈdu ər, ˈdyu- flæsk, flɑsk/

- US Pronunciation
- US IPA
- [doo-er, dyoo- flask, flahsk]
- /ˈdu ər, ˈdyu- flæsk, flɑsk/

Definitions of dewar flask words

noun dewar flask a type of vacuum flask, esp one used in scientific experiments to keep liquid air, helium, etc; Thermos 3
noun dewar flask a container with an evacuated space between two walls that are highly reflective, capable of maintaining its contents at a near-constant temperature over relatively long periods of time; thermos. 1
noun dewar flask A type of double-walled vacuum flask with silver lining. 0

See all 3 definitions of dewar flask

Information block about the term

Origin of dewar flask

First appearance:

before 1900

One of the 17% newest English words

1900-05; named after Sir James Dewar, its inventor

Historical Comparancy

Parts of speech for Dewar flask

noun

adjective

verb

adverb

pronoun

preposition

conjunction

determiner

exclamation

Full grammatical hierarchy of Dewar flask

dewar flask popularity

A pretty common term. Usually people know it’s meaning, but prefer to use a more spread out synonym. About 34% of English native speakers know the meaning and use word.

According to our data about 66% of words is more used. This is a rare but used term. It occurs in the pages of specialized literature and in the speech of educated people.

dewar flask usage trend in Literature

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