actinia
[ ak-tin-ee-uh ]
noun,plural ac·tin·i·ae [ak-tin-ee-ee], /ækˈtɪn iˌi/, ac·tin·i·as.
a sea anemone, especially of the genus Actinia.
Origin of actinia
1Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
How to use actinia in a sentence
Great sea slugs crawled about on the bottom with gigantic starfish, and actiniae of vivid colours spread their tentacled blossoms.
Fire Island | G. Manville Fenn
British Dictionary definitions for actinia
actinia
/ (ækˈtɪnɪə) /
nounplural -tiniae (-ˈtɪnɪˌiː) or -tinias
any sea anemone of the genus Actinia, which are common in rock pools
Origin of actinia
1C18: New Latin, literally: things having a radial structure. See actino-, -ia
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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