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The windpipe. See Illust. of Lung.

Of or pertaining to the trachea; like a trachea.

A division of Arachnida including those that breathe only by means of tracheæ. It includes the mites, ticks, false scorpions, and harvestmen.

Tracheal; breathing by means of tracheæ. -- n. (Zoöl.)

An extensive division of arthropods comprising all those which breathe by tracheæ, as distinguished from Crustacea, which breathe by means of branchiæ.

Breathing by means of tracheæ; of or pertaining to the Tracheata.

Pertaining to both larynx and trachea; as, the laryngotracheal cartilage in the frog.

Surrounding the tracheæ.

Same as Malacopoda.

Same as Malacopoda.

The trachea or windpipe. [Obs.] "Under the artery, or windpipe, is the mouth of the stomach." Holland.

The bronchial tubes which arise from the branching of the trachea, esp. the subdivision of the bronchi. Dunglison.

One of the subdivisions of the trachea or windpipe; esp. one of the two primary divisions.

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.…

To eject from the trachea or lungs; to discharge, as phlegm or other matter, by coughing, hawking, and spitting; to spit forth.

her birds, attended with much gaping. It is caused by a parasitic nematode worm (Syngamus trachealis), in the windpipe, which obstructs the breathing. See Gapeworm.

The opening from the pharynx into the larynx or into the trachea. See Larynx.

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

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 mammal…

A class of air-breathing Arthropoda; -- called also Protracheata, and Onychophora.