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avenaceous

American  
[av-uh-ney-shuhs] / ˌæv əˈneɪ ʃəs /

adjective

Botany.

  1. of or like oats.

Etymology

Origin of avenaceous

First recorded in 1765–75; from Latin avēnāceus, equivalent to avēn(a) “oats” + -āceus -aceous

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.