| 单词 | prominence |
| 释义 | prominence /prom"euh neuhns/, n. 1. Also, prominency. the state of being prominent; conspicuousness. 2. something that is prominent; a projection or protuberance: a prominence high over a ravine. 3. Also called solar prominence. Astron. an eruption of a flamelike tongue of relatively cool, high-density gas from the solar chromosphere into the corona where it can be seen during a solar eclipse or by observing strong spectral lines in its emission spectrum. [1590-1600; < L prominentia a jutting out, protuberance. See PROMINENT, -ENCE] Syn. 2. promontory, height, precipice, peak. |
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