from The American Heritage® Dictionary of the English Language, 4th Edition
- n. The part of the human body between the neck and the diaphragm, partially encased by the ribs and containing the heart and lungs; the chest.
- n. A part in other vertebrates that corresponds to the human thorax.
- n. The second or middle region of the body of an arthropod, between the head and the abdomen, in insects bearing the true legs and wings.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. the middle of three distinct divisions in an insect, crustacean or arachnid body
- n. the region of the mammalian body between the neck and abdomen as well as the cavity containing the heart and lungs
from the GNU version of the Collaborative International Dictionary of English
- 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 vertebræ, the ribs, and the sternum, and which the heart and lungs are situated; the chest.
- n. The middle region of the body of an insect, or that region which bears the legs and wings. It is composed of three united somites, each of which is composed of several distinct parts. See Illust. in Appendix. and Illust. of Coleoptera.
- n. The second, or middle, region of the body of a crustacean, arachnid, or other articulate animal. In the case of decapod Crustacea, some writers include under the term thorax only the three segments bearing the maxillipeds; others include also the five segments bearing the legs. See Illust. in Appendix.
- n. A breastplate, cuirass, or corselet; especially, the breastplate worn by the ancient Greeks.
from The Century Dictionary and Cyclopedia
- n. In anatomy and zoology, a part of the trunk between the head or neck and the abdomen or tail, in any way distinguished, as by containing the heart and lungs, by being inclosed with large ribs, or by bearing certain limbs not borne elsewhere.
- n. In entomology, that part of the body which is situated between the head and the abdomen, and in adult insects alone bears the wings and legs, when there are any. ;
- n. In Crustacea and Arachnida, a part of the body in advance of and in any way distinguished from the abdomen or tail, but usually blended with the head to form a cephalothorax.
- n. A breastplate, cuirass, or corselet; more especially, the cuirass or corselet worn by the ancient Greek warriors, corresponding to the lorica of the Romans.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. the part of the human torso between the neck and the diaphragm or the corresponding part in other vertebrates
- n. part of an insect's body that bears the wings and legs
- n. the middle region of the body of an arthropod between the head and the abdomen
The entire hemi-thorax is treated with radiation therapy, often given simultaneously with chemotherapy.
It's thorax is short and thick, with long legs which protrude from it, initially, close together, then flair-out after the first joint.
Resembles vigilans, Nob., but the thorax is shorter and the lateral curvature is more regular, that of the preceding species being almost rectilinear from near the middle to the posterior angles; the colours also are different in their arrangement.
The chief parts into which the body as a whole is subdivided, are the head, the neck, the trunk (extending from the neck to the privy parts), which is called the thorax, two arms and two legs.
Im - mortal and rational soul in the brain is distinct from mortal soul, located in the thorax, which is filled with passions and dominated by irrational sensations, and which is further divided by the midriff to form still another soul that is concerned with wants of the body.
The only difference which I can discover between the regions called thorax and abdomen, in the osseous skeleton, (considering this body morphologically,) results, simply, from the circumstance that the ribs, which enclose thoracic space, have no osseous counterparts in the abdomen enclosing abdominal space, and this difference is merely histological.
Lying under the alimentary canal in the forward part of the thorax are the salivary glands.
The middle part of the body, called the thorax, is really a strong box with heavy walls for the attachment of the powerful wing and leg muscles.
The legs and abdomen are banded with white and on the thorax is a series of white lines which in well-preserved specimens distinctly resembles a lyre.
This is known as the thorax, or chest, and includes that part of the trunk between the neck and the abdomen.