plan·u·la
| \ ˈplan-yə-lə
\
\
plural planulae\
ˈplan-yə-ˌlē
, -ˌlī
\
, -ˌlī
\
Definition of planula
: the very young usually flattened oval or oblong free-swimming ciliated larva of a cnidarian
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“Planula.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/planula. Accessed 23 Jun. 2021.
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Time Traveler for planula
The first known use of planula was in 1835
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