Online Dictionary

planula Explained

planula at English irregular forms Of Explained:

(pl) planulae

Planula at English => English (Websters 1913) Of Explained:

Planula \Plan"u*la\, n.; pl. {Planul[ae]}. [L., a little plane.]
1. (Biol.) In embryonic development, a vesicle filled with
fluid, formed from the morula by the divergence of its
cells in such a manner as to give rise to a central space,
around which the cells arrange themselves as an envelope;
an embryonic form intermediate between the morula and
gastrula. Sometimes used as synonymous with {gastrula}.

planula at English => English (WordNet) Of Explained:

planula
n : the flat ciliated free-swimming larva of hydrozoan
coelenterates
[also: {planulae} (pl)]

planula at English (WD) Of Explained:

Inter: wikipedi » a

English

Etymology

Inter: etyl » la Inter: len » a, a little plane.

Noun

Inter: en-noun » planulae
  • Inter: biolog » y In embryonic development, a vesicle filled with fluid, formed from the morula by the divergence of its cells in such a manner as to give rise to a central space, around which the cells arrange themselves as an envelope; an embryonic form intermediate between the morula and gastrula.
    1. Inter: zoolog » y The larva of a hydrozoan, which is free-swimming and covered in cilia.

      Derived terms

      * planular

  • planulate

  • Translation: id » planula
    Translation: vi » planula
    Translation: zh » planula