circular error

  1. Horology. loss of isochronism in a pendulum moving through circular arcs of different sizes: sometimes avoided by causing the pendulum to move through cycloidal arcs.

  2. Military. error measured as the distance from the center of a target to the point of impact of a bomb or shell, or to the ground zero of an aerial burst.

Origin of circular error

First recorded in 1880–85

Words Nearby circular error Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023