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Meaning of lituus

lit•u•us

Pronunciation: (lit'y-us), [key]
— pl. lit•u•i
  1. a polar curve generated by the locus of a point moving so that the square of its radius vector varies inversely as the angle the radius vector makes with the polar axis. Equation: = a. &thgr;r
  2. (in ancient Rome) a crook-shaped staff used by augurs for divination.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.