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Word: arcus (lookup usage) (lookup stats)


Meaning:

Noun:

  • entomology An elastic band around the base of the arolium, a pad at the end of the leg of certain insects
  • medicine A white band of cholesterol that forms at the edge of the cornea
  • meteorology A low, horizontal cloud typically forming at the leading edge of thunderstorm outflow
  • plural sometimes arci An arc-shaped band of thickened sexine extending between two apertures on a pollen grain or spore

Source: Wiktionary | Src Info »