'Trachea' definitions:
Definition of 'trachea'
(from WordNet)
noun
Membranous tube with cartilaginous rings that conveys inhaled air from the larynx to the bronchi [syn: trachea, windpipe]
noun
One of the tubules forming the respiratory system of most insects and many arachnids
Definition of 'Trachea'
From: GCIDE
- Trachea \Tra"che*a\, n.; pl. Tracheae. [NL.,from L. trachia, Gr. trachei^a (sc. ? windpipe), from ? rough, rugged: cf. F. trach['e]e.] [1913 Webster]
- 1. (Anat.) The windpipe. See Illust. of Lung. [1913 Webster]
- 2. (Zool.) One of the respiratory tubes of insects and arachnids. [1913 Webster]
- 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. [1913 Webster]