Prop`a*ga"tion (?), n. [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.

© Webster 1913.