Meaning of folium

fo•li•um

Pronunciation: (fō'lē-um), [key]
— pl. -li•a
  1. a thin leaflike stratum or layer; a lamella.
  2. a loop; part of a curve terminated at both ends by the same node. Equation: + y = 3axy. x
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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