/hol'euhp nooh"stik, -nyooh"-, hoh'leuhp-/ , adj.
having all the spiracles open, as the tracheal systems of most insects.
[ 1890-95; HOLO- + Gk pneustikós pertaining to breathing, equiv. to pneust ( ós ) verbid of pneîn to breathe (see PNEUMA) + -ikos -IC ]