Definitions
There is 1 meaning of the phrase
Vacuum Flask.
Vacuum Flask - as a noun
Flask with double walls separated by vacuum; used to maintain substances at high or low temperatures
Synonyms (Exact Relations)
vacuum bottleHypernyms (Closely Related)
flask12Hyponyms (Broadly Related)
Example Sentences
"I always bring a vacuum flask filled with hot coffee when I go camping."
"My grandmother used to use a vacuum flask to keep her soup warm for lunch."
"The vacuum flask is designed to keep liquids at a constant temperature."
"John received a vacuum flask as a gift for his outdoor adventures."
"Please don't forget to pack the vacuum flask before we leave for the picnic."
