Dictionary

planula

noun plan·u·la \ˈplan-yə-lə\
plural plan·u·lae\-ˌlē, -ˌlī\

Definition of PLANULA

:  the very young usually flattened oval or oblong free-swimming ciliated larva of a coelenterate
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Origin of PLANULA

New Latin, from Latin planus level, flat — more at floor
First Known Use: 1835

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