Dictionary

tracheole

noun tra·che·ole \ˈtrā-kē-ˌōl\

Definition of TRACHEOLE

:  one of the minute delicate endings of a branched trachea of an insect
tra·che·o·lar \trā-ˈkē-ə-lər\ adjective

Origin of TRACHEOLE

New Latin tracheola, diminutive of trachea
First Known Use: 1901

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