- (of a surface) having principal curvatures of opposite sign at a given point.
Origin of anticlastic
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- maths (of a surface) having a curvature, at a given point and in a particular direction, that is of the opposite sign to the curvature at that point in a perpendicular directionCompare synclastic
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