| 单词 | spike |
| 释义 | Word Frequency spike 1(spaɪk) noun 1. a sharp point 2. any sharp-pointed object, esp one made of metal 3. a long metal nail 4. physics a. a transient variation in voltage or current in an electric circuit b. a graphical recording of this, such as one of the peaks on an electroencephalogram 5. informal a sudden increase 6. (plural) shoes with metal projections on the sole and heel for greater traction, as used by athletes 7. the straight unbranched antler of a young deer 8. British slang another word for dosshouse verb (mainly tr) 9. to secure or supply with or as with spikes 10. to render ineffective or block the intentions of; thwart 11. to impale on a spike 12. to add alcohol to (a drink) 13. journalism to reject (a news story) 14. volleyball to hit (a ball) sharply downwards with an overarm motion from the front of one's own court into the opposing court 15. (formerly) to render (a cannon) ineffective by blocking its vent with a spike 16. (intransitive) informal to increase suddenly 17. spike someone's guns Word origin C13 spyk; related to Old English spīcing nail, Old Norse spīk splinter, Middle Low German spīker spike, Norwegian spīk spoke2, Latin spīca sharp point; see spike2Word Frequency spike 2(spaɪk) noun botany 1. an inflorescence consisting of a raceme of sessile flowers, as in the gladiolus and sedges 2. an ear of wheat, barley, or any other grass that has sessile spikelets Word origin C14: from Latin spīca ear of corn |
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