vapor

• Substance à l'état gazeux ou de brouillard, en particulier celle qui est normalement liquide ou solide à température ambiante.

A noun referring to a substance that is in the form of a gas or mist, especially one that is normally liquid or solid at room temperature.

indénombrable

1. Gaseous state of a substanceB1formal

   A substance in the form of a gas, especially one that is normally liquid or solid at room temperature.

   Vapeur (état gazeux)

   • Water vapor rises from the hot pavement after the rain.
   • The steam engine uses water vapor to generate power.
   • Vapor can be seen coming from the boiling pot.

   Synonymesexhalationgashazemiststeam

2. B1formal

   A visible suspension of fine particles of a liquid in the air, like mist or fog.

   vapeur (brouillard)

   • A thin vapor hung over the lake in the early morning.
   • The vapor from the humidifier made the room feel damp.
   • The cold air turned his breath into a white vapor.

   Synonymesfoghazemist