noun spi·ra·cle \ˈspir-i-kəl, ˈspī-ri-\

Definition of SPIRACLE

:  a breathing hole :  vent
:  a breathing orifice: as
a :  blowhole 2
b :  an external tracheal aperture of a terrestrial arthropod that in an insect is usually one of a series of small apertures located along each side of the thorax and abdomen — see insect illustration
spi·rac·u·lar \spə-ˈra-kyə-lər, spī-\ adjective

Origin of SPIRACLE

Middle English, from Latin spiraculum, from spirare to breathe
First Known Use: 15th century

Rhymes with SPIRACLE

SPIRACLE Defined for Kids


noun spi·ra·cle \ˈspir-ə-kəl\

Definition of SPIRACLE for Kids

:  an opening on the body (as of an insect) used for breathing


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