transferred. The luminous appearance surrounding the nucleus of comets; also the diffused light round certain nebulous stars. [So in French.]
| 单词 | θ1171 |
| 释义 | the world > the universe > constellation > comet or meteor > comet > [noun] > head > coma (2) chevelure1672 transferred. The luminous appearance surrounding the nucleus of comets; also the diffused light round certain nebulous stars. [So in French.] coma1766 Astronomy. The nebulous envelope surrounding the nucleus of a comet, and forming the outer portion of the ‘head’. |
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