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Definitions from WordNet

Definitions from the Web

Spiracle

Description:

A spiracle refers to a small opening or aperture found on the surface of various organisms, primarily insects, fishes, and certain amphibians. It serves as a respiratory organ through which air enters or leaves the body.

Parts of Speech:

• Noun

Senses:

Sense 1:

A small opening on the surface of insects and some other organisms for breathing.

Example: The spiracles on the abdomen of the grasshopper facilitate its respiration.

Sense 2:

A small hole in the sides of fishes and certain amphibians through which they breathe.

Example: The spiracles behind the eyes of the skate enable it to take in water and extract oxygen from it.

Usages:

The term "spiracle" can be used in various contexts, including biology, zoology, and entomology.

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