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Noun: meniscus (menisci,meniscuses)  mi'nis-kus
  1. (anatomy) a disk of cartilage that serves as a cushion between the ends of bones that meet at a joint
    - semilunar cartilage
  2. (optics) a lens that is concave on one side and convex on the other
  3. (physics) the curved upper surface of a nonturbulent liquid in a vertical tube

Derived forms: menisci, meniscuses

Type of: cartilage, gristle, lens, lens system, lense [non-standard], surface

Encyclopedia: Meniscus