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Word: meniscus (lookup usage) (lookup stats)


Meaning:

Noun:

  • A crescent moon, or an object shaped like it. from 17th c.
  • from 19th c.
  • optics A lens which is convex on one side and concave on the other, being crescent-shaped in cross-section. from 17th c.
  • The curved surface of liquids in tubes, whether concave or convex, caused by the surface tension of the liquid. from 19th c.

Source: Wiktionary | Src Info »