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The act of producing, or giving birth or origin to anything; the process or mode of originating; production; formation; origination. The origin and genasis of poor Sterling's club. Carlyle.

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. I shall call the . . . doctrine that living matter may be produced by not living matter, the hypothesis of abiogen…

Reproduction without the union of parents of distinct sexes: asexual reproduction.

Any imperfect development of the body, or any anomaly of organization.

Sexual generation; amphigony.

The formation of starch.

Spontaneous generation.

A doctrine that the genesis or production of living organisms can take place only through the agency of living germs or parents; -- opposed to abiogenesis.

Multiplication or increase by gemmation or budding.

The development of cartilage.

Development of cells in animal and vegetable organisms. See Gemmation, Budding, Karyokinesis; also Cell development, under Cell.

two ways; -- by ova fecundated by spermatic fluid, and asexually, as by buds. See Parthenogenesis.

A condition of not generating or breeding freely; infertility; a form homogenesis in which the hybrids are sterile among themselves, but are fertile with members of either parent race.

Same as Electrogeny.

Endogeny.

he procreative power of the parents. It is opposed to the theory of evolution, also to syngenesis.

One who believes in, or advocates the theory of, epigenesis.

The quality or condition of having strong reproductive powers; generation with full fertility between different species or races, specif. between hybrids of the first generation.

by the union of parents of different sexes; sexual reproduction; -- the opposite of agamogenesis.

Alternate generation. See under Generation.