| 单词 | meniscus |
| 释义 | meniscus —meniscoid /mi nis"koyd/, adj. /mi nis"keuhs/, n. , pl. menisci /-nis"uy, -nis"kuy, -kee/, meniscuses. 1. a crescent or a crescent-shaped body. 2. the convex or concave upper surface of a column of liquid, the curvature of which is caused by surface tension. 3. Optics. a lens with a crescent-shaped section; a concavo-convex or convexo-concave lens. See diag. under lens. 4. Anat. a disk of cartilage between the articulating ends of the bones in a joint. [1685-95; < NL < Gk menískos crescent, dim. of méne moon] |
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