D defs.my
Entry 1 sense Webster, 1913

Transformism

· Trans·form·ism · IPA
01 n. The hypothesis, or doctrine, that living beings have originated by the modification of some other previously existing forms of living matte…
  1. 1.
    The hypothesis, or doctrine, that living beings have originated by the modification of some other previously existing forms of living matter; -- opposed to abiogenesis.(Biol.)