Thermos Definition
thûrməs
thermoses
noun
thermoses
Such a vessel.
Webster's New World
A vacuum bottle used to keep beverages hot or cold.
American Heritage
Synonyms:
- thermos flask
- thermos bottle
Other Word Forms of Thermos
Noun
Singular:
thermos
Plural:
thermosesOrigin of Thermos
From Thermos, a trademarked name, from Ancient Greek θερμός (thermos, “warm")
From Wiktionary
Originally a trademark
From American Heritage Dictionary of the English Language, 5th Edition
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