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matrilateral

American

[ma-truh-lat-er-uhl, mey-] / ˌmæ trəˈlæt ər əl, ˌmeɪ- /

adjective

related through the mother, as to a maternal uncle.

Other Word Forms

matrilaterally

adverb

Etymology

Origin of matrilateral

First recorded in 1950–55; matri- + lateral

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.