trachea

• POS: Noun
• HYPHEN: tra=che=a

CIDE DICTIONARY

trachea, n. [NL.,from L. trachia, Gr. trachei^a (sc. windpipe), from rough, rugged: cf. F. trachée.].

•  The windpipe. See Illust. of Lung.  [1913 Webster]
•  One of the respiratory tubes of insects and arachnids.  [1913 Webster]
•  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]

OXFORD DICTIONARY

trachea, n. (pl. tracheae)
1 the passage reinforced by rings of cartilage, through which air reaches the bronchial tubes from the larynx; the windpipe.
2 each of the air passages in the body of an insect etc.
3 any duct or vessel in a plant.

Derivative

tracheal adj. tracheate adj.

Etymology

ME f. med.L, = LL trachia f. Gk trakheia (arteria) rough (artery), f. trakhus rough

ROGET THESAURUS

trachea

Airpipe

N airpipe, air pipe, air tube, airhole, blowhole, breathinghole, venthole, shaft, flue, chimney, funnel, vent, nostril, nozzle, throat, weasand, trachea, bronchus, bronchia, larynx, tonsils, windpipe, spiracle, ventiduct, ventilator, louvre, jalousie, Venetian blinds, blowpipe, pipe, jhilmil, smokestack, screen, window screen, ' artificial lung, iron lung, heart and lung machine.