See Also: planula(medicine)
planula(dictionary)
invaginate planula(medicine)

planula (iou)



planula noun. . L19.
[mod. Latin, dim. of Latin planus PLANE adjective: see -ULE.]
Zoology. A free-swimming coelenterate larva with a flattened ciliated solid body. Also planula larva.
planuloid adjective resembling a planula L19.