from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun An asexually produced cell that can generate a new colony, found in certain algae such as volvox.

from The Century Dictionary.

  • noun In algol., a reproductive body produced asexually, as a tetraspore or zoöspore.
  • noun In bryology, a cell filled with granules.
  • noun One of the green or chlorophyl-bearing elements of lichens, usually occurring in the thalli in a distinct layer, but sometimes not definitely arranged.

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

  • noun (Zool.) A special groove or furrow at one or both angles of the mouth of many Anthozoa.
  • noun (Bot.) A component cell of the yellowish green layer in certain lichens.

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

  • noun biology A photosynthetic algal cell in the thallus of a lichen; a similar asexual reproductive cell in some algae


from The American Heritage® Dictionary of the English Language, 4th Edition

[New Latin, from Greek gonos, seed, offspring; see gono–.]


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