"spontaneous generation" (of life, without parent organisms), 1870, coined in Modern Latin by T.H. Huxley, from a- (3) + biogenesis.
Entries linking to abiogenesis
a- 3
prefix meaning "not, without," from Greek a-, an- "not" (the "alpha privative"), from PIE root *ne- "not" (source also of English un-).
In words from Greek, such as abysmal, adamant, amethyst; also partly nativized as a prefix of negation (asexual, amoral, agnostic). The ancient alpha privatum, denoting want or absence.
Greek also had an alpha copulativum, a- or ha-, expressing union or likeness, which is the a- expressing "together" in acolyte, acoustic, Adelphi, etc. It is from PIE root *sem- (1) "one; as one, together with."
biogenesis n.
also bio-genesis, 1870, "theory that living organisms arise only from the agency of pre-existing living organisms" (as opposed to spontaneous generation), coined by English biologist T.H. Huxley from Greek bios "life" (from PIE root *gwei- "to live") + -genesis "birth, origin, creation." A word from the Darwin debates. The meaning "the theoretical evolution of living matter from complex inanimate chemicals" is from 1960. Compare also biogeny. Related: Biogenic; biogenetic; biogenetical.
*gwei-
also *gweie-, Proto-Indo-European root meaning "to live."
It is the hypothetical source of/evidence for its existence is provided by: Sanskrit jivah "alive, living;" Old Persian *jivaka- "alive," Middle Persian zhiwak "alive;" Greek bios "one's life, course or way of living, lifetime," zoe "animal life, organic life;" Old English cwic, cwicu "living, alive;" Latin vivus "living, alive," vita "life;" Old Church Slavonic zivo "to live;" Lithuanian gyvas "living, alive," gyvata "(eternal) life;" Old Irish bethu "life," bith "age;" Welsh byd "world."