air hole
An "air hole" is an opening that allows air or gases to pass through, commonly used for ventilation or naturally occurring in various environments.
Definition
B2Ventilation
(technical)An opening in a container or structure that allows air to circulate to prevent pressure buildup.
Example
- The compost bin has several air holes to allow for proper ventilation.
- Make sure the lid has air holes to avoid creating a vacuum.
C1Geology
(technical)A cavity or void in a rock or mineral that contains trapped air or gas.
Example
- The geologist discovered air holes in the volcanic rock.
B2Marine Biology
(technical)The blowhole of a whale, which it uses to breathe.
Example
- The whale surfaced and exhaled forcefully through its air hole.
B2Frozen Bodies of Water
(natural)A natural opening in the ice of a frozen lake or river that allows air to escape.
Example
- Fishermen often look for air holes in the ice to set up their fishing spots.
Similar
Terms that have similar or relatively close meanings to "air hole":
air ventair cellair saclove holeback holeair hosefront holeair shedsweat holeair levelhole punchbonus holeair lineupper airwayblow a hole throughair outopen airhot airmurder holeglory holeescape valvelower airwaydry hole