English dictionary
hydrotheca
/,h/aI/dr/@/'/T//i/k/@/
Definitions, examples, synonyms and antonyms from WordNet 3.0.
noun
-
One of the calicles which, in some Hydroidea (Thecaphora), protect the hydrants. See <i>Illust.</i> of <u>Hydroidea</u>, and <u>Campanularian</u>.
Source: webster1913