ISEE/SSAT Vocabulary BuilderWordsTthermos
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thermos
Meaning: a container that keeps liquids hot or cold for a long time
thermos in a sentence
How thermos is used in real sentences:
She packed a thermos of hot cocoa for the long ski trip.
Hiking deep into the canyon at dawn, the ranger carried a dented thermos that kept her tea steaming hot for hours.
“She often worked before sunrise, carrying a thermos because cold watches beside the river could last for hours.”
— from the passage The Singing Span
Synonyms for thermos
Other words for thermos — flask — carry the same meaning.
- flask
Where it comes from
From Greek therme 'heat'
Word parts
- therm — heat
thermos: therm (heat) + -os (adjective ending, 'hot')
Memory hook
THERMos — THERM (heat, from Greek therme) — keeps drinks at the right THERMal level.