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Tracheary :: Tracheary (a.) Tracheal; breathing by means of tracheae.

Air Vessel :: Air vessel () A vessel, cell, duct, or tube containing or conducting air; as the air vessels of insects, birds, plants, etc.; the air vessel of a pump, engine, etc. For the latter, see Air chamber. The air vessels of insects are called tracheae, of plants spiral vessels..

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..

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

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..

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

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

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

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

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..

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

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

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

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

Throttle :: Throttle (n.) The windpipe, or trachea; the weasand..

Taenidium :: Taenidium (n.) The chitinous fiber forming the spiral thread of the tracheae of insects. See Illust. of Trachea.

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

Expectorate :: Expectorate (v. t.) To eject from the trachea or lungs; to discharge, as phlegm or other matter, by coughing, hawking, and spitting; to spit forth..

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

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

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