English Explanatory Dictionary

thermos

English dictionary entry

Meanings

noun
  1. A bottle, flask or similar vessel having a vacuum between its inner and outer silvered walls; designed to maintain the temperature of its contents
noun
  1. A unit of measure whose identification remains very unclear.
name
  1. The ancient capital and sanctuary in Aetolia, Greece.

Pronunciation

/ˈθɜː.mɒs/ LL-Q1860 (eng)-Vealhurl-thermos.wav /ˈθɝ.məs/

Word forms

thermos thermoses thermoi

Etymology

Genericization of the trademark Thermos, from Ancient Greek θερμός (thermós, “warm”). Possibly related to English warm.

Synonyms

thermal flask thermos flask vacuum flask Thermon Thermum

Related words

dewar

Derived words

thermos bomb
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