Of or relating to animality or animalism (in various senses). Also: animal-like; = animal, adj.

Of, relating to, or designating the theory of panspermia.

Of or pertaining to, involving or denoting, vitalism or a hypothetical vital principle.

produced by or resulting from the operation of natural laws.

Biology. Of or relating to the origination of living organisms from other living organisms (rather than by spontaneous generation or…

Biology and Ethnology. Of or relating to a theory of monogenesis (monogenesis, n. 2 3); having a single common origin. Now rare.

Biology. Of or relating to recapitulation (recapitulation, n.1 1c). Chiefly in biogenetic law n. the law or theory of recapitulation; cf. biogenesis…

Pertaining to or denoting the germ-theory (see germ, n. compounds 3), esp. in its relation to fermentation.

Biology. = biogenetic, adj. 2.

attributive. Designating a form of creationism (creationism, n. 2) which holds that the universe and living organisms were divinely created…