Definitions

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

  • n. An asexually produced reproductive cell, such as a zeospore, found in certain algae.
  • n. An algal cell filled with chlorophyll, formed in the thallus of a lichen.

from Wiktionary, Creative Commons Attribution/Share-Alike License

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

from the GNU version of the Collaborative International Dictionary of English

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

from The Century Dictionary and Cyclopedia

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

Etymologies

New Latin, from Greek gonos, seed, offspring; see gono-.
(American Heritage® Dictionary of the English Language, Fourth Edition)

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