Dictionary.com Thesaurus.com

actinian

American

[ak-tin-ee-uhn] / ækˈtɪn i ən /

adjective

belonging or pertaining to the order or suborder Actiniaria, comprising the sea anemones.

noun

any sea anemone.

Etymology

Origin of actinian

1885–90; < New Latin Actini ( a ) actinia + -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.