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Trachea :: Trachea (n.) The windpipe. See Illust. of Lung.

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

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..

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..

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

Tracheae :: Tracheae (pl. ) of Trache.

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

Artery :: Artery (n.) The trachea or windpipe.

Vessel :: Vessel (n.) A continuous tube formed from superposed large cylindrical or prismatic cells (tracheae), which have lost their intervening partitions, and are usually marked with dots, pits, rings, or spirals by internal deposition of secondary membranes; a duct..

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..

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.

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

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.

Tracheata :: Tracheata (n.pl.) An extensive division of arthropods comprising all those which breathe by tracheae, as distinguished from Crustacea, which breathe by means of branchiae..

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..

Bronchia :: Bronchia (n. pl.) The bronchial tubes which arise from the branching of the trachea, esp. the subdivision of the bronchi..

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

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

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