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Of or pertaining to pangenesis.

The doctrine that all organisms must come from living parents; biogenesis; -- the opposite of Ant: spontaneous generation.

Of, pertaining to, or produced by, parthenogenesis; as, parthenogenetic forms. -- Par`the*no*ge*net"ic*al*ly, adv.

Same as Parthenogenesis.

Of or pertaining to perigenesis.

Relating to phylogenesis, or the race history of a type of organism. -- Phy*lo*ge*net"ic*al*ly, adv.

tinct sources; originating at various places or times. 2. (Biol.) Of or pertaining to polygenesis; polyphyletic. Polygenetic mountain range (Geol.), one which is composite, or consists of two or more monogenetic ranges, each having had its own history of development. Dana.

f certain insects. It is capable of development without fertilization. See Illust. of Pædogenesis.

A combining form denoting division or cleavage; as, schizogenesis, reproduction by fission or cell division.

Relating to, or connected with, spermatogenesis; as, spermatogenetic function.

rom itself also in other respects, as the tapeworm, -- one of the forms that occur in metagenesis.

modification of some other previously existing forms of living matter; -- opposed to abiogenesis. Huxley.

n; maidenly. "Chastity and honor virginal." Spenser. Virginal generation (Biol.), parthenogenesis. -- Virginal membrane (Anat.), the hymen.

Of or pertaining to xenogenesis; as, the xenogenetic origin of microzymes. Huxley.