transitive verb ventilated -·lat′ed, ventilating -·lat′·ing

1. 1. to circulate fresh air in (a room, etc.), driving out foul air
   2. to circulate in (a room, etc.) so as to freshen: said of air
2. to provide with an opening for the escape of air, gas, etc.; furnish a means for airing
3. to expose (a substance) to fresh air so as to keep in good condition
4. to examine and discuss in public; bring (a grievance, problem, etc.) out into the open
5. to aerate (blood); oxygenate
6. Obsolete to winnow (grain)

Etymology: < L ventilatus, pp. of ventilare, to fan, ventilate < ventus, wind