emit

Everyday

1. To emit is to send out light, heat, sound, gas or a smell. tree →
2. To emit a sound means to make it, like a cry or beep. tree →

In the lessons

In science lessons the Sun emits light and heat; cars emit carbon dioxide; a light bulb emits light. In geography and climate lessons countries try to emit less greenhouse gas. Everyday speech says «give off» or «send out». Phrases: emit light, emit gases.

Examples

• The Sun emits light and heat. tree →
• Cars emit gases that pollute the air. tree →
• The smoke alarm emitted a loud beep. tree →
• Fireflies emit light at night. tree →
• The rotten egg emitted a horrible smell. tree →
• The puppy emitted a little whine. tree →
• The first was a herring's head, which could emit light in the darkness. tree →

Note

Regular verb, but double t: emitted, emitting. Noun: emission(s). Do not confuse with «omit» (leave out). The opposite idea is absorb (take in).