Defn: Bioplasm.

BIOGENESIS; BIOGENY Bi`o*gen"e*sis, Bi*og"e*ny, n. Etym: [Gr. life + , , birth.] (Biol.) (a) 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. (b) Life development generally.

BIOGENETIC
Bi`o*ge*net"ic, a. (Biol.)

Defn: Pertaining to biogenesis.

BIOGENIST
Bi*og"e*nist, n.

Defn: A believer in the theory of biogenesis.

BIOGEOGRAPHY
Bi`o*ge*og"ra*phy, n. [Gr. bi`os life + E. geography.]

Defn: The branch of biology which deals with the geographical distribution of animals and plants. It includes both zoögeography and phytogeography. — Bi`o*ge`o*graph"ic (#), a. — Bi`o*ge`o*graph"ic*al*ly (#), adv.

BIOGNOSIS
Bi`og*no"sis, n. Etym: [Gr. life + investigation.] (Biol.)

Defn: The investigation of life.