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单词 meniscus
释义

WordReference Random House Unabridged Dictionary of American English © 2024
me•nis•cus  (mi niskəs),USA pronunciation n., pl. -nis•ci (-nisī, -niskī, -kē),USA pronunciation -nis•cus•es. 
  1. a crescent or a crescent-shaped body.
  2. Physicsthe convex or concave upper surface of a column of liquid, the curvature of which is caused by surface tension.
  3. [Optics.]a lens with a crescent-shaped section; a concavo-convex or convexo-concave lens. See diag. under lens. 
  4. Anatomya disk of cartilage between the articulating ends of the bones in a joint.
  • Greek mēnískos crescent, diminutive of mé̄nē moon
  • Neo-Latin
  • 1685–95
me•nis•coid  (mi niskoid),USA pronunciation adj. 
Collins Concise English Dictionary © HarperCollins Publishers::
meniscus /mɪˈnɪskəs/ n ( pl -nisci / -ˈnɪsaɪ/, -niscuses)
  1. the curved upper surface of a liquid standing in a tube, produced by the surface tension
  2. a crescent-shaped lens; a concavo-convex or convexo-concave lens
Etymology: 17th Century: from New Latin, from Greek mēniskos crescent, diminutive of mēnē moon

meˈniscoid adj
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更新时间:2024/9/21 8:16:26