Propagation :: Propagation (n.) The act of propagating; continuance or multiplication of the kind by generation or successive production; as, the propagation of animals or plants..
Propagation :: Propagation (n.) The spreading abroad, or extension, of anything; diffusion; dissemination; as, the propagation of sound; the propagation of the gospel..
Propagative :: Propagative (a.) Producing by propagation, or by a process of growth..
Self-propagating :: Self-propagating (a.) Propagating by one's self or by itself.