n. 新月形物, 半月板

[化] 弯液面; 弯月面

[医] 半月板, 弯月面, 新月面

Meniscus \Me*nis"cus\, n.; pl. L. {Menisci} (-s[=i]), E.
{Meniscuses}. [NL., from Gr. mhni`skos, dim. of mh`nh the
moon.]
1. A crescent.

2. (Opt.) A lens convex on one side and concave on the other.

3. (Anat.) An interarticular synovial cartilage or membrane;
esp., one of the intervertebral synovial disks in some
parts of the vertebral column of birds.

{Converging meniscus}, {Diverging meniscus}. See {Lens}.