vapor

vapeur

Forme gazeuse d’une substance habituellement liquide ou solide.

En anglais simple : The gas form of a substance that is usually a liquid or solid.

• Warm air holds more water vapor.
• The liquid changes into vapor when heated.
• Cooling causes the vapor to become liquid again.

Expressions courantes : water vapor, fuel vapor, vapor pressure

vapeur, brume

Nuage de fines gouttes ou d’autres particules en suspension dans l’air, comme la brume.

En anglais simple : A cloud of tiny drops or other material floating in the air, such as mist or fumes.

• White vapor rose from the pot.
• A cloud of vapor drifted across the room.
• The valley disappeared beneath a veil of vapor.

Synonymes : mist, steam, fumes

Expressions courantes : cloud of vapor, thick vapor, rising vapor

se vaporiser, vaporiser

Se transformer en gaz ou faire passer une substance à l’état gazeux.

En anglais simple : To change into gas, or make a substance change into gas.

• The heated liquid began to vapor.
• The water slowly vapored away.
• Enough heat will vapor the remaining fluid.

Comment l'utiliser : vapor away (The liquid vapored away over the fire.)

Synonymes : vaporize, evaporate

Contraires : condense

Expressions courantes : vapor away, vapor into something