Definitions of vent-hole. a hole for the escape of gas or air. synonyms: blowhole, vent, venthole. types: smoke hole. a vent (as in a roof) for smoke to escape.

What does it mean when someone is venting?

vent Add to list Share. When you vent, you let something out, whether it's hot air or your feelings. If you vent your feelings, you let out a strong and sometimes angry emotion and just say what you think.

What is meant by the term ventilation?

Ventilation: The exchange of air between the lungs and the atmosphere so that oxygen can be exchanged for carbon dioxide in the alveoli (the tiny air sacs in the lungs).