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actinian
[ ak-tin-ee-uhn ]
/ ækˈtɪn i ən /
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This shows grade level based on the word's complexity.
adjective
belonging or pertaining to the order or suborder Actiniaria, comprising the sea anemones.
noun
any sea anemone.
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Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022
How to use actinian in a sentence
Moreover, there are some modern corals in which the secondary cycle of mesenteries departs from the Actinian plan.