spiracle

About 0.08 uses per million words.

Meaning

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

Similar words

metathoracic prothoracic spiraculum porocalyx pneumostome ostium apopyle chone stoma atriopore

Often followed by

is of and on with in to has

Word family

spiracles spiracular