PROPAGATION
Prop`a*ga"tion, n. Etym: [L. propagatio: cf. F. propagation.]

1. The act of propagating; continuance or multiplication of the kind by generation or successive production; as, the propagation of animals or plants. There is not in nature any spontaneous generation, but all come by propagation. Ray.

2. The spreading abroad, or extension, of anything; diffusion; dissemination; as, the propagation of sound; the propagation of the gospel. Bacon.

PROPAGATIVE
Prop"a*ga*tive, a.

Defn: Producing by propagation, or by a process of growth.

PROPAGATOR
Prop"a*ga`tor, n. Etym: [L.: cf. F. propagateur.]

Defn: One who propagates; one who continues or multiplies.

PROPAGULUM
Pro*pag"u*lum, n.; pl. Propagula. Etym: [NL. See Propagate.] (Bot.)

Defn: A runner terminated by a germinating bud.

PROPANE
Pro"pane, n. Etym: [Propyl + methane.] (Chem.)