zooecium
noun
zo·oe·ci·um
| \ zō-ˈē-shē-əm
\
\
variants:
or less commonly zoecium
plural zooecia
also zoecia\ zō-ˈē-shē-ə
\
\
Definition of zooecium
: a sac or chamber secreted and lived in by a bryozoan zooid
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