Last modified on 17 December 2014, at 00:36



Part or all of this entry has been imported from the 1913 edition of Webster’s Dictionary, which is now free of copyright and hence in the public domain. The imported definitions may be significantly out of date, and any more recent senses may be completely missing.


polygenetic (not comparable)

  1. Having many distinct sources; originating at various places or times.
  2. (biology) Of or pertaining to polygenesis; polyphyletic.
  3. (geology) One which is composite, or consists of two or more monogenetic ranges, each having had its own history of development.