Thanks for using this online dictionary, we have been helping millions of people improve their use of the english language with its free online services. English definition of trachea is as below...

Trachea :: Trachea (n.) One of the respiratory tubes of insects and arachnids.

Tracheophonae :: Tracheophonae (n. pl.) A group of passerine birds having the syrinx at the lower end of the trachea.

Trachea :: Trachea (n.) 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..

Stigma :: Stigma (v. t.) One of the external openings of the tracheae of insects, myriapods, and other arthropods; a spiracle..

Protracheata :: Protracheata (n. pl.) Same as Malacopoda.

Croup :: Croup (n.) An inflammatory affection of the larynx or trachea, accompanied by a hoarse, ringing cough and stridulous, difficult breathing; esp., such an affection when associated with the development of a false membrane in the air passages (also called membranous croup). See False croup, under False, and Diphtheria..

Tracheate :: Tracheate (n.) Any arthropod having tracheae; one of the Tracheata.

Peritracheal :: Peritracheal (a.) Surrounding the tracheae.

Tracheocele :: Tracheocele (n.) A tumor containing air and communicating with the trachea.

Windpipe :: Windpipe (n.) The passage for the breath from the larynx to the lungs; the trachea; the weasand. See Illust. under Lung.

Trachenchyma :: Trachenchyma (n.) A vegetable tissue consisting of tracheae.

Bronchus :: Bronchus (n.) One of the subdivisions of the trachea or windpipe; esp. one of the two primary divisions.

Tracheobranchia :: Tracheobranchia (n.) One of the gill-like breathing organs of certain aquatic insect larvae. They contain tracheal tubes somewhat similar to those of other insects.

Spiracle :: Spiracle (n.) One of the external openings communicating with the air tubes or tracheae of insects, myriapods, and arachnids. They are variable in number, and are usually situated on the sides of the thorax and abdomen, a pair to a segment. These openings are usually elliptical, and capable of being closed. See Illust. under Coleoptera..

Trachearia :: Trachearia (n.pl.) A division of Arachnida including those that breathe only by means of tracheae. It includes the mites, ticks, false scorpions, and harvestmen..

Tracheal :: Tracheal (a.) Of or pertaining to the trachea; like a trachea.

Laryngotracheotomy :: Laryngotracheotomy (n.) The operation of cutting into the larynx and the upper part of the trachea, -- a frequent operation for obstruction to breathing..

Larynx :: Larynx (n.) The expanded upper end of the windpipe or trachea, connected with the hyoid bone or cartilage. It contains the vocal cords, which produce the voice by their vibrations, when they are stretched and a current of air passes between them. The larynx is connected with the pharynx by an opening, the glottis, which, in mammals, is protected by a lidlike epiglottis..

Prototracheata :: Prototracheata (n. pl.) Same as Malacopoda.

Glottis :: Glottis (n.) The opening from the pharynx into the larynx or into the trachea. See Larynx.

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