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contraction |
Also found in: Dictionary/thesaurus, Medical, Legal, Financial, Acronyms, Wikipedia, Hutchinson | 0.09 sec. |
contraction, in physicscontraction, in physics: see expansion expansion, in physics, increase in volume resulting from an increase in temperature. Contraction is the reverse process. When heat is applied to a body, the rate of vibration and the distances between the molecules composing it are increased and, hence, the space..... Click the link for more information. . contraction, in grammarcontraction, in writing: see abbreviation abbreviation, in writing, arbitrary shortening of a word, usually by cutting off letters from the end, as in U.S. and Gen. (General). Contraction serves the same purpose but is understood strictly to be the shortening of a word by cutting out letters in the middle,..... Click the link for more information. .
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| Misoprostol causes uterine contractions that expel the fetal tissue. The potency of various Aroclor mixtures to increase uterine contraction frequency was inversely related to chlorine content, suggesting that this effect was mediated by less heavily chlorinated congeners. Whereas RU-486 blocks progesterone, a hormone that helps maintain pregnancy, misoprostol causes uterine contractions that help terminate the pregnancy. |
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