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unimodular

American  
[yoo-nuh-moj-uh-ler] / ˌyu nəˈmɒdʒ ə lər /

adjective

Mathematics.

  1. (of a matrix) having its determinant equal to 1.

Etymology

Origin of unimodular

First recorded in 1865–70; uni- + modular

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.