| 单词 | spasm |
| 释义 | spasm (once / 1621 pages) 1n 2n A spasm is a sudden constriction of a muscle or blood vessel. This idea can be generalized to anything that occurs suddenly and lasts a short while. Except for a brief spasm of yard work, you had a perfectly lazy Sunday. The Greeks had a word called spasmós, which meant "to cramp or convulse." It also meant "to tear away or violently pull," which, if you've ever suffered a muscle spasm you know is a good definition. The word had a physical meaning up until around 1817, when it came to include the abstract. When you were invited to go hiking in the redwood forest, you could hardly control your spasms of joy. Make sure you stretch before hiking, so you don't get muscle spasms. WORD FAMILYspasm: spasms USAGE EXAMPLESThe former is prescribed for the painful muscle spasms that occur in multiple sclerosis, while the latter is aimed at childhood seizures. Washington Post(Dec 29, 2016) The crime was one of the last spasms of ’60s-style, left-wing violence. New York Times(Jan 12, 2012) Citizens engage in politics in unpredictable and irrational ways, as if reacting to sudden spasms of pain. The New Yorker(Dec 25, 2016) 1 n a painful and involuntary muscular contraction 2Syn|Hypo|Hyper cramp, muscle spasm charley horse, charley-horse a muscular cramp (especially in the thigh or calf) following vigorous exercise graphospasm, writer's crampmuscular spasms of thumb and forefinger while writing with a pen or pencil blepharospasmspasm of the eyelid muscle resulting in closure of the eye crick, kink, rick, wricka painful muscle spasm especially in the neck or back (`rick' and `wrick' are British) myoclonusa clonic spasm of a muscle or muscle group opisthotonossevere spasm in which the back arches and the head bends back and heels flex toward the back twitch, twitching, vellicationa sudden muscle spasm; especially one caused by a nervous condition tenesmuspainful spasm of the anal sphincter along with an urgent desire to defecate without the significant production of feces; associated with irritable bowel syndrome trismusprolonged spasm of the jaw muscles tica local and habitual twitching especially in the face blepharismcondition in which a person blinks continuously fibrillationmuscular twitching involving individual muscle fibers acting without coordination fasciculationmuscular twitching of contiguous groups of muscle fibers symptom (medicine) any sensation or change in bodily function that is experienced by a patient and is associated with a particular disease n (pathology) sudden constriction of a hollow organ (as a blood vessel) Hypo|Hyper bronchospasm a spasm of the bronchi that makes exhalation difficult and noisy; associated with asthma and bronchitis cardiospasma spasm of the cardiac sphincter (between the esophagus and the stomach); if the cardiac sphincter does not relax during swallowing the passage of food into the stomach is obstructed heave, retchan involuntary spasm of ineffectual vomiting laryngismuslaryngeal spasm caused by the sudden contraction of laryngeal muscles constriction the action or process of compressing |
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