[ mɪ'nɪskəs ]
■ noun ( plural menisci -sʌɪ )
1》 Physics the curved upper surface of a liquid in a tube.
2》 a thin lens convex on one side and concave on the other.
3》 Anatomy a thin fibrous cartilage between the surfaces of some joints.
Origin
C17: mod. L., from Gk mēniskos 'crescent'.