- unstable; unsteady.
- Physics. having no tendency to take a definite position or direction.
Origin of astatic
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
- not static; unstable
- having no tendency to assume any particular position or orientation
- (of a galvanometer) having two mutually compensating magnets arranged so that the instrument is independent of the earth's magnetic field
Word Origin for astatic
C19: from Greek astatos unsteady; see a- 1, static
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Online Etymology Dictionary, © 2010 Douglas Harper
- Relating to astasia.
- Unsteady; unstable.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.