Definitions

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. The larva of certain starfishes as developed in the free-swimming stage.

from the GNU version of the Collaborative International Dictionary of English

  • n. The larva of certain starfishes as developed in the free-swimming stage.

from The Century Dictionary and Cyclopedia

  • n. A generic name given to the bilateral larval form of some echinoderms, as a starfish, under the impression that it was a distinct animal: nearly the same as Brachiolaria. The term is retained to designate such larvæ or stage of development. See also cut under Asteroidea.

Etymologies

From Latin bis twice + pinna feather. (Wiktionary)

Examples

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