ar·ter·y (är t -r )n. pl. ar·ter·ies 1. Anatomy Any of the muscular elastic tubes that form a branching system and that carry blood away from the heart to the cells, tissues, and organs of the body. 2. A major route of transportation into which local routes flow. See Synonyms at way.
[Middle English arterie, from Latin art ria, from Greek art ri , windpipe, artery; see wer-1 in Indo-European roots.] Word History: The changed meaning of the word artery provides a glimpse into the history of medical science. The word is derived from the ancient Greek art ri , a word originally applied to any of the vessels that emanated from the chest cavity, including arteries, veins, and the bronchial tubes. The difference in the functions of these vessels was not yet known; because they were all empty in cadavers, early anatomists supposed they all carried air. As medical knowledge advanced, however, students of anatomy realized that arteries carry blood and only the windpipe and bronchial tubes carry air. To specify the windpipe, they coined the phrase art ri trakheia, "rough artery," referring to its rough cartilaginous structure. The adjective trakheia, "rough," entered modern English as trachea, the current medical term for the windpipe. |
artery Noun pl -teries 1. any of the tubes that carry oxygenated blood from the heart to various parts of the body 2. a major road or means of communication [Latin arteria]
ThesaurusLegend: Synonyms Related Words Antonyms | Noun | 1. | artery - a blood vessel that carries blood from the heart to the bodyaorta - the large trunk artery that carries blood from the left ventricle of the heart to branch arteries arteria axillaris, axillary artery - the part of the main artery of the arm that lies in the armpit and is continuous with the subclavian artery above and the brachial artery below arteria brachialis, brachial artery - the main artery of the upper arm; a continuation of the axillary artery; bifurcates into the radial and ulnar arteries at the elbow arteria radialis, radial artery - branch of the brachial artery beginning below the elbow and extending down the forearm around the wrist and into the palm | | 2. | artery - a major thoroughfare that bears important traffic |
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