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

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

The Gapes :: The gapes () A disease of young poultry and other birds, attended with much gaping. It is caused by a parasitic nematode worm (Syngamus trachealis), in the windpipe, which obstructs the breathing. See Gapeworm..

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

Tracheae :: Tracheae (pl. ) of Trache.

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

Tracheobronchial :: Tracheobronchial (a.) Pertaining both to the tracheal and bronchial tubes, or to their junction; -- said of the syrinx of certain birds..

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

Pauropoda :: Pauropoda (n. pl.) An order of small myriapods having only nine pairs of legs and destitute of tracheae.

Tracheitis :: Tracheitis (n.) Inflammation of the trachea, or windpipe..

Malacopoda :: Malacopoda (n. pl.) A class of air-breathing Arthropoda; -- called also Protracheata, and Onychophora..

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..

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

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..

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..

Phalangoidea :: Phalangoidea (n. pl.) A division of Arachnoidea, including the daddy longlegs or harvestman (Phalangium) and many similar kinds. They have long, slender, many-jointed legs; usually a rounded, segmented abdomen; and chelate jaws. They breathe by tracheae. Called also Phalangides, Phalangidea, Phalangiida, and Opilionea..

Laryngotracheal :: Laryngotracheal (a.) Pertaining to both larynx and trachea; as, the laryngotracheal cartilage in the frog..

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

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

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

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