Definition of thorax

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Thorax (n.) The part of the trunk between the neck and the abdomen, containing that part of the body cavity the walls of which are supported by the dorsal vertebrae, the ribs, and the sternum, and which the heart and lungs are situated; the chest..

Lern More About Thorax

Episternum :: Episternum (n.) One of the lateral pieces next to the sternum in the thorax of insects.
Unicorn :: Unicorn (n.) Any large beetle having a hornlike prominence on the head or prothorax.
Haematothorax :: Haematothorax (n.) Same as Hemothorax.
Pleural :: Pleural (a.) Of or pertaining to the pleura or pleurae, or to the sides of the thorax..
Semirecondite :: Semirecondite (a.) Half hidden or half covered; said of the head of an insect when half covered by the shield of the thorax.
Chest :: Chest (n.) The part of the body inclosed by the ribs and breastbone; the thorax.
Baenomere :: Baenomere (n.) One of the somites (arthromeres) that make up the thorax of Arthropods.
Scutellum :: Scutellum (n.) The third of the four pieces forming the upper part of a thoracic segment of an insect. It follows the scutum, and is followed by the small postscutellum; a scutella. See Thorax..
Mesonotum :: Mesonotum (n.) The dorsal portion of the mesothorax of insects.
Arthrostraca :: Arthrostraca (n. pl.) One of the larger divisions of Crustacea, so called because the thorax and abdomen are both segmented; Tetradecapoda. It includes the Amphipoda and Isopoda..
Hemoothorax :: Hemoothorax (n.) An effusion of blood into the cavity of the pleura.
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..
Metathoracic :: Metathoracic (a.) Of or pertaining to the metathorax.
Thorax :: Thorax (n.) A breastplate, cuirass, or corselet; especially, the breastplate worn by the ancient Greeks..
Brachyura :: Brachyura (n. pl.) A group of decapod Crustacea, including the common crabs, characterized by a small and short abdomen, which is bent up beneath the large cephalo-thorax. [Also spelt Brachyoura.] See Crab, and Illustration in Appendix..
Echoscope :: Echoscope (n.) An instrument for intensifying sounds produced by percussion of the thorax.
Thoracoplasty :: Thoracoplasty (n.) A remodeling or reshaping of the thorax; especially, the operation of removing the ribs, so as to obliterate the pleural cavity in cases of empyema..
Mesothorax :: Mesothorax (n.) The middle segment of the thorax in insects. See Illust. of Coleoptera.
Thoracic :: Thoracic (n.) One of a group of fishes having the ventral fins placed beneath the thorax or beneath the pectorial fins.
Abdomen :: Abdomen (n.) The belly, or that part of the body between the thorax and the pelvis. Also, the cavity of the belly, which is lined by the peritoneum, and contains the stomach, bowels, and other viscera. In man, often restricted to the part between the diaphragm and the commencement of the pelvis, the remainder being called the pelvic cavity..
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