Another posts

reactionism definition what does all but mean body structure definition mutually beneficial definition mirabilis californica in the round sculpture imburse definition use of methanal causal factor definition clarion blast complaintive definition connote vs connotate dame schools definition flint wall armature architecture trade magazine definition circumlocution office sea elephant definition caricaturist definition bour definition definition guilty conscience hammer shell definition of deferentially fire brigade definition define synarthrotic customs house definition bottom of inning basi drink crisping pins definition vasa efferentia juvenescent definition thimble rigging quarter gallery

Polygenesis

Definitions

  • Webster's Revised Unabridged Dictionary
    • n Polygenesis (Biol) The theory that living organisms originate in cells or embryos of different kinds, instead of coming from a single cell; -- opposed to monogenesis.
    • ***
Century Dictionary and Cyclopedia
    • polygenesis In biology, generation or origination from several separate and independent germs; the doctrine that organisms took rise from cells or embryos of different kinds. It is akin, as a biological theory, to the notion of special creations, and in its application to man is commonly called polygeny.
    • n polygenesis Origination or derivation from more than one species, or, in a very restricted sense, from more than one pair: contrasted with monogenesis. Compare polyphylesis.
    • ***
Chambers's Twentieth Century Dictionary
    • n Polygenesis pol-i-jen′e-sis origin from many separate germs: the theory that organisms sprang from different cells
    • ***

Etymology

Webster's Revised Unabridged Dictionary
Poly-, + genesis, or root of Gr. gi`gnesqai to be born