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holopneustic

[hol-uh p-noo-stik, -nyoo-, hoh-luh p-]
adjective
  1. having all the spiracles open, as the tracheal systems of most insects.
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Origin of holopneustic

1890–95; holo- + Greek pneustikós pertaining to breathing, equivalent to pneust(ós) verbid of pneîn to breathe (see pneuma) + -ikos -ic
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018