vacuum bottle

• Contenant conçu pour garder les liquides chauds ou froids grâce au vide entre ses parois doubles ; de nos jours souvent appelé thermos ou bouteille isotherme.

A container designed to keep liquids hot or cold by using a vacuum between its double walls; now more commonly referred to as a thermos or vacuum flask.

1. Insulated containerB1formal

   A container designed to keep liquids hot or cold for extended periods by using a vacuum between its walls.

   bouteille isotherme

   • She poured hot coffee into the vacuum bottle before leaving for work.
   • The vacuum bottle kept the soup warm for hours.
   • He always carries a vacuum bottle of water during his hikes.