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asteroidean

American

[as-tuh-roi-dee-uhn] / ˌæs təˈrɔɪ di ən /

noun

an echinoderm of the class Asteroidea, comprising the starfishes.

adjective

belonging or pertaining to the Asteroidea.

Etymology

Origin of asteroidean

Asteroide(a) + -an

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.