Surgery. A disc of tissue (originally bone, later also cornea or skin) removed with a trephine or punch.
| 单词 | θ28902 |
| 释义 | the world > life > the body > nervous system > nerve > specific nerves > [noun] > pairs of cranial nerves > specific cranial nerves > part of optic nerve (1) button1838 Surgery. A disc of tissue (originally bone, later also cornea or skin) removed with a trephine or punch. |
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