anticlastic

[ an-tee-klas-tik, an-tahy- ]
/ ˌæn tiˈklæs tɪk, ˌæn taɪ- /

adjective Mathematics.

(of a surface) having principal curvatures of opposite sign at a given point.

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Compare synclastic.

Origin of anticlastic

First recorded in 1865–70; anti- + clastic
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for anticlastic

anticlastic
/ (ˌæntɪˈklæstɪk) /

adjective

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