Definition of meniscus
menisciplay \-ˈni-ˌskī, -ˌskē, -ˌsī\ also
1 : a crescent or crescent-shaped body
2 : a concavo-convex lens
3 : the curved upper surface of a column of liquid
4 : a fibrous cartilage within a joint especially of the knee
Recent Examples of meniscus from the Web
In February 2007 with the Clippers, Livingston tore three major ligaments in his knee — the anterior cruciate, posterior cruciate and medial collateral as well as his lateral meniscus, then required extensive surgery.
The meniscus tear occurred in another workout in November and came with an even bigger scare.
Arguably one of the best defensive players in the country when healthy, James suffered a torn lateral meniscus in his left knee back in September that forced him out of the rest of 2016 season.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'meniscus'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
Origin and Etymology of meniscus
New Latin, from Greek mēniskos, from diminutive of mēnē moon, crescent — more at moon
First Known Use: 1685
Medical Definition of meniscus
menisci\-ˈnis-ˌ(k)ī, -ˌkē\play also
1: a crescent or crescent-shaped body
2: a fibrous cartilage within a joint:a: either of two crescent-shaped lamellae of fibrocartilage that border and partly cover the articulating surfaces of the tibia and femur at the knee : semilunar cartilage: (1): one mostly between the lateral condyles of the tibia and femur—called also external semilunar fibrocartilage, lateral meniscus, lateral semilunar cartilage (2): one mostly between the medial condyles of the tibia and femur—called also internal semilunar fibrocartilage, medial meniscus, medial semilunar cartilageb: a thin oval ligament of the temporomandibular joint that is situated between the condyle of the mandible and the mandibular fossa and separates the joint into two cavities
3: a concavo-convex lens
4: the curved upper surface of a liquid column that is concave when the containing walls are wetted by the liquid and convex when not
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