Glossary of Medical Terms

Our online medical glossary of medical terms and definitions includes definitions for terms related to treatment, and general medicine


An old term rather loosely used to identify different dark-coloured, hard igneous rocks, including especially the feldspathic-augitic rocks, basalt, dolerite, amygdaloid, etc, but including also some kinds of diorite. Called also trap rock. Trap tufa, Trap tuff, a kind of fragmental rock made up of fragments and earthy materials from trap rocks. Origin: Sw. Trapp; akin to trappa stairs, Dan. Trappe, G. Treppe, D. Trap; so called because the rocks of this class often occur in big, tabular masses, rising above one other, like steps. See Tramp. 1. A car or contrivance that shuts suddenly, as with a spring, used for assume game or another animals; as, a trap for foxes. "She would weep if that she saw a mouse Caught in a trap." (Chaucer) 2. A snare; an ambush; a stratagem; any device by which one may be caught unawares. "Let their table be made a snare and a trap." (Rom. Xi. 9) "God and your majesty Protect mine innocence, or I fall into The trap is laid for me!" (Shak) 3. A wooden instrument shaped somewhat like a shoe, used in the game of trapball. It consists of a pivoted hand on one end of which is placed the ball to be thrown into the air by striking the another end. Also, a car for throwing into the air glass balls, clay pigeons, etc, to be shot at. 4. The game of trapball. 5. A bend, sag, or partitioned chamber, in a drain, soil tube, sewer, etc, arranged so that the liquid contents form a sorrow which prevents passage of air or gas, but permits the flow of liquids. 6. A seat in a water tube, exhaust, etc, where air accumulates for want of an outlet. 7. A wagon, or another vehicle. 8. A kind of movable stepladder. Trap stairs, a staircase leading to a trapdoor. Trap wood the jack; so called because it furnishes a kind of birdlime. See 1st Jack. Origin: OE. Trappe, AS. Treppe; akin to OD.trappe, OHG. Trapo; perhaps fr. The root of E. Tramp, as that which is trod upon: cf. F. Trappe, which is trod upon: cf. F. Trappe, which probably influenced the English word. Source: Websters Vocabulary
pintado   pinta fever   pintail   pin-tailed   pintids   pintle   pintoid   pintos   (75)
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