a bottle or flask having a vacuum liner that prevents the escape of heat from hot contents, usually liquids, or the entrance of heat into cold contents; thermos.
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How to use vacuum bottle in a sentence
The company actually got its start in 1918 with glass-lined vacuum bottles, but in 1970 it launched its first electric rice warmer and started computerizing its rice cookers in the 1980s.
She opened the two boxes they had brought and set the vacuum bottle of hot cocoa on the bench.The Campfire Girls of Roselawn | Margaret Penrose
A vacuum bottle or fireless cooker is convenient for keeping the temperature even.Major Prophets of To-Day | Edwin E. Slosson
"I wish I had brought along that vacuum bottle of hot chocolate, as I intended," murmured Grace, reflectively.The Outdoor Girls in a Winter Camp | Laura Lee Hope
Arthur found a vacuum bottle, and a big gallon bottle of mineral water.The Belgians to the Front | Colonel James Fiske
Then he dropped the vacuum bottle where the officer must find it when he recovered consciousness.The Belgians to the Front | Colonel James Fiske
Scientific definitions for vacuum bottle
A container with a double wall and a partial vacuum in the space between the two walls. Vacuum bottles are used to minimize the transfer of heat between the inside and the outside and thus keep the contents at a desired temperature.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.