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unipetalous

American  
[yoo-nuh-pet-l-uhs] / ˌyu nəˈpɛt l əs /

adjective

Botany.

  1. having only one petal.

Etymology

Origin of unipetalous

First recorded in 1840–50; uni- + petalous

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.