sea oak
noun
1
: any of various rockweeds (especially Fucus vesiculosus and F. serratus)
2
British
: a sertularian hydroid (Dynamena punila) that forms a small much-branched arborescent colony with a tough horny skeleton into which the polyps can contract
Dictionary Entries Near sea oak
Cite this Entry
“Sea oak.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sea%20oak. Accessed 23 Nov. 2024.
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