spiracle

Pronunciation: /ˈspɪɹəkəl/

The English word “spiracle” has 3 meanings listed here.

noun

A pore or opening used (especially by arthropods and some fish) for respiration.
The blowhole of a whale, dolphin or other similar species.
Any small aperture or vent for air or other fluid.

From Latin spiraculum, from spirare (“to breathe”).

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Definitions are from Wiktionary, extracted by Kaikki.org, and are available under the CC BY-SA 4.0 licence.