emission

• اسم يدل على عملية إرسال شيء أو إطلاقه، مثل الضوء أو الحرارة أو الغاز أو الجسيمات، وكذلك انبعاث المواد الضارة في البيئة.

A noun referring to the act of sending out or releasing something, such as light, heat, gas, or particles.

1. Release of substancesB2formalscientific

   The act of releasing or discharging something, especially gas, radiation, or particles.

   انبعاث

   • The factory reduced its carbon emissions by 30%.
   • Scientists measure the emission of greenhouse gases from vehicles.
   • The emission of radioactive particles was detected by the sensors.

   المرادفاتdischargeeffluxejectionemanationexhalationoutflowrelease

   الأضدادabsorptioncontainmentretention

2. Production of energyB2formaltechnical

   The production and sending out of light, heat, sound, or other forms of energy.

   انبعاث

   • The laser's emission of light is extremely focused.
   • The sun's emission of heat sustains life on Earth.
   • The device controls the emission of radio waves.

   المرادفاتdischargeemanationoutputradiationtransmission

   الأضدادabsorption

3. Vehicle exhaustB1formaltechnical

   The waste gases produced by an engine, especially in a car.

   غازات العادم

   • The car's emission levels are tested annually.
   • Stricter laws limit vehicle emissions in urban areas.
   • Diesel engines produce higher emissions than petrol ones.

   المرادفاتdischargeexhaust