WordWeb Online

1. Expel (gases or odours)
   - breathe, pass off
    
2. Give off, send forth, or discharge; as of light, heat, or radiation, vapour, etc.
   "The ozone layer blocks some harmful rays which the sun emits";
   - give out, give off
    
3. Express audibly; make sounds (not necessarily words)
   "He emitted strange sounds that nobody could understand";
   - utter, let out, let loose

Derived forms: emits, emitted, emitting

Type of: discharge, eject, exhaust, expel, release

Encyclopedia: Emit, North Carolina