hydrotheca

[ hahy-druh-thee-kuh ]
/ ˌhaɪ drəˈθi kə /

noun, plural hy·dro·the·cae [hahy-druh-thee-kee]. /ˌhaɪ drəˈθi ki/. Zoology.

the part of the perisarc covering a hydranth.

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Origin of hydrotheca

From New Latin, dating back to 1870–75; see origin at hydro-1, theca

OTHER WORDS FROM hydrotheca

hy·dro·the·cal, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020