vacuum flask (n)
vacuum bottle (n)

n04518132

type n
lex_filenum 06
def flask with double walls separated by vacuum
def used to maintain substances at high or low temperatures
Outgoing links
Hypernym flask
Hyponym Dewar flask, Dewar; thermos, thermos bottle, thermos flask
Incoming links
Hypernym Dewar flask, Dewar; thermos, thermos bottle, thermos flask
Hyponym flask

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