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planula

noun plan·u·la \ ˈplan-yə-lə \

Definition of planula

plural planulae play \ˈplan-yə-ˌlē, -ˌlī\
: the very young usually flattened oval or oblong free-swimming ciliated larva of a coelenterate

Origin and Etymology of planula

New Latin, from Latin planus level, flat — more at floor

Learn More about planula

  1. Britannica.com: Encyclopedia article about planula

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