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sea feather

American

noun

any of several anthozoans of the order Gorgonacea, in which the colony assumes a featherlike shape.

Etymology

Origin of sea feather

First recorded in 1615–25

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.