noun
blowhole
BLOH-hohl
noun
1
The nostril-like opening on top of a whale or dolphin's head, used for breathing.
"The whale surfaced and shot a spray of water from its blowhole."
"Dolphins close their blowhole tightly whenever they dive."
2
A vent that lets built-up gas, steam, or hot air escape.
"Engineers added a blowhole to release pressure from the tank."
How to Use Blowhole
Learner’s notesIn plain EnglishA breathing hole for whales, or more generally any vent that lets gas or air escape.
Word Forms
blowholed past tense, blowholes plural, blowholes singular
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The whale surfaced and shot a spray of water from its _____.
Etymology
From "blow" + "hole."