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planula

Line breaks: pla|nula
Pronunciation: /ˈplanjʊlə
 
/

Definition of planula in English:

noun (plural planulae /-liː/)

Zoology
A free-swimming coelenterate larva with a flattened, ciliated, solid body: [as modifier]: a planula larva
More example sentences
  • Fertilized eggs may be brooded for a time or may develop directly into a free-swimming, ciliated planula larva.
  • The planula larva settles on a hermit crab shell and metamorphoses into a primary polyp.
  • The planula larva has very few apoptotic cells.

Origin

late 19th century: modern Latin, diminutive of Latin planus 'plane, flat'.

Definition of planula in:

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