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

  • adj. Having a plant origin, as coal.

from The Century Dictionary and Cyclopedia

  • Of or pertaining to phytogenesis; phytogenetic.
  • Of plant or vegetable origin; specifically applied by A. W. Grabau to those rocks of which the materials are derived from plants, as coal.


Sorry, no etymologies found.


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