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holopneustic

American  
[hol-uhp-noo-stik, -nyoo-, hoh-luhp-] / ˌhɒl əpˈnu stɪk, -ˈnyu-, ˌhoʊ ləp- /

adjective

  1. having all the spiracles open, as the tracheal systems of most insects.

Etymology

Origin of holopneustic

1890–95; holo- + Greek pneustikós pertaining to breathing, equivalent to pneust ( ós ) verbid of pneîn to breathe ( see pneuma) + -ikos -ic

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.