Definitions

from The Century Dictionary.

  • noun The corm or rootstock of a fixed hydrozoan; the common base of a colony of hydroids, by which it is attached to some support.

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

  • noun (Zoöl.) The rootstock or decumbent stem by which a hydroid is attached to other objects. See Illust. under hydroidea.

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

  • noun zoology The rootstock or decumbent stem by which a hydroid is attached to other objects.

Etymologies

from Wiktionary, Creative Commons Attribution/Share-Alike License

Ancient Greek hydro- + ῥίζα ("root").

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Examples

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