meniscus
[ mi-nis-kuhs ]
/ mɪˈnɪs kəs /
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noun, plural me·nis·ci [mi-nis-ahy, -nis-kahy, -kee], /mɪˈnɪs aɪ, -ˈnɪs kaɪ, -ki/, me·nis·cus·es.
a crescent or a crescent-shaped body.
the convex or concave upper surface of a column of liquid, the curvature of which is caused by surface tension.
Optics. a lens with a crescent-shaped section; a concavo-convex or convexo-concave lens.
Anatomy. a disk of cartilage between the articulating ends of the bones in a joint.
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Origin of meniscus
1685–95; <New Latin <Greek mēnískos crescent, diminutive of mḗnē moon
OTHER WORDS FROM meniscus
me·nis·coid [mi-nis-koid], /mɪˈnɪs kɔɪd/, adjectiveDictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use meniscus in a sentence
The central, concave edges of the menisci are thin and unattached.
Displacement of the menisci of the knee is referred to with injuries of that joint.
Manual of Surgery|Alexis Thomson and Alexander Miles
British Dictionary definitions for meniscus
meniscus
/ (mɪˈnɪskəs) /
noun plural -nisci (-ˈnɪsaɪ) or -niscuses
the curved upper surface of a liquid standing in a tube, produced by the surface tension
a crescent or half-moon-shaped body or design
a crescent-shaped fibrous cartilage between the bones at certain joints, esp at the knee
a crescent-shaped lens; a concavo-convex or convexo-concave lens
Derived forms of meniscus
meniscoid, adjectiveWord Origin for meniscus
C17: from New Latin, from Greek mēniskos crescent, diminutive of mēnē moon
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Scientific definitions for meniscus
meniscus
[ mə-nĭs′kəs ]
Plural menisci (mə-nĭs′ī, -kī, -kē) meniscuses
A lens that is concave on one side and convex on the other.
The curved upper surface of a column of liquid in a container. The surface is concave if the molecules of the liquid are attracted to the container walls and convex if they are not. See also surface tension.
A piece of cartilage shaped like a crescent and located at the junction of two bones in a joint. The meniscus acts to absorb shock.
The American Heritage® Science Dictionary
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