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synclastic

American  
[sin-klas-tik, sing-] / sɪnˈklæs tɪk, sɪŋ- /

adjective

Mathematics.

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

synclastic British  
/ sɪŋˈklæstɪk /

adjective

  1. maths (of a surface) having a curvature at a given point and in a particular direction that is of the same sign as the curvature at that point in perpendicular direction Compare anticlastic

"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

Etymology

Origin of synclastic

1865–70; syn- + Greek klast ( ós ) broken + -ic

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.