Definitions

from The Century Dictionary.

  • noun The peculiar protective envelop or hydrotheca of the hydranths of some oceanic hydrozoans, as the Siphonophora, of laminar or foliaceous character. Also called bract.

from the GNU version of the Collaborative International Dictionary of English.

  • noun (Zoöl.) One of the flat, leaflike, protective zooids, covering other zooids of certain Siphonophora.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun zoology One of the flat, leaf-like, protective zooids covering other zooids of certain Siphonophora.

Etymologies

from Wiktionary, Creative Commons Attribution/Share-Alike License

From Ancient Greek ὕδωρ (hudōr, "water") + φύλλιον (phullion), diminutive of φύλλον (phullon, "leaf").

Examples

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