n. [ Gr. 'a priv. + bi`os life + ge`nesis, origin, birth. ] (Biol.) The supposed origination of living organisms from lifeless matter; such genesis as does not involve the action of living parents; spontaneous generation; -- called also abiogeny, and opposed to biogenesis. [ 1913 Webster ]

I shall call the . . . doctrine that living matter may be produced by not living matter, the hypothesis of abiogenesis. Huxley, 1870. [ 1913 Webster ]