blowhole

Meaning

Noun

1. The spiracle, on the top of the head, through which cetaceans breathe.
2. A hole in sea ice where cetaceans and pinnipeds come to breathe.
3. A top-facing opening to a cavity in the ground very near an ocean's shore, leading to a marine cave from which wave water or bursts of air are expelled.
4. A vent for the escape of steam or other gas.
5. An unintended cavity filled with air in a casting product.
6. A vertical opening in the top of a computer case that lets hot air (primarily from the CPU heat sink) escape quickly.

Verb

To fill or be filled with air in an unintended cavity.

Synonyms

spiracle

vent

air hole

venthole

vent-hole

spout hole

pinhole

blow hole

Translations

sfiatatoio

Gasblase

évent

Lunker

Blasloch

μικροσκοπική οπή

spiracle

sfogo

neusgat

trekgat

wak

gietblaas

gietgal

luchtgat

Pronounced as (IPA)

/ˈbləʊhəʊl/

Etymology

From blow + hole.