1. to send out or give off (light, heat, sound, gas, etc.)
2. to make or produce (a sound)

Examples

• The sun emits light and heat.
• The factory emits harmful gases into the atmosphere.
• The radio tower emits signals across the region.
• She emitted a loud gasp when she saw the surprise.
• The fireflies emit a soft green glow.
• The car’s engine emits a strange noise.
• Nuclear reactors emit radiation that must be carefully controlled.