trachea Meaning, Definition & Usage

  1. noun membranous tube with cartilaginous rings that conveys inhaled air from the larynx to the bronchi
    windpipe.
  2. noun one of the tubules forming the respiratory system of most insects and many arachnids

WordNet

Tra"che*a noun
Etymology
NL.,from L. trachia, Gr. trachei^a (sc. windpipe), from rough, rugged: cf. F. trachée.
Wordforms
plural Tracheæ
Definitions
  1. (Anat.) The windpipe. See Illust. of Lung.
  2. (Zoöl.) One of the respiratory tubes of insects and arachnids.
  3. (Bot.) One of the large cells in woody tissue which have spiral, annular, or other markings, and are connected longitudinally so as to form continuous ducts.

Webster 1913