emission

émission, rejet

Gaz, lumière, chaleur ou son qui sort de quelque chose.

En anglais simple : Gas, light, heat, or sound that comes out of something.

• The factory produces harmful emissions.
• We need to reduce carbon emissions.
• Scientists measured the light emission from the device.

Comment l'utiliser : emissions from something (Emissions from traffic pollute the air.)

Synonymes : issuance

Expressions courantes : carbon emission, exhaust emission, emission levels

émission

Action de libérer du gaz, de la lumière, de la chaleur ou du son dans l’environnement.

En anglais simple : The act of sending gas, light, heat, or sound out into the surroundings.

• The emission of gas stopped.
• This process involves the emission of light.
• They developed a method to prevent the emission of harmful gases.

Comment l'utiliser : emission of something (The reaction causes the emission of heat.)

Synonymes : release

Contraires : absorption

Expressions courantes : emission of light, emission of heat, emission process