the breeding of specimens of a plant or animal by natural processes from the parent stock
the propagation of plants by root cuttings
propagation techniques such as grafting
the action of widely spreading and promoting an idea, theory, etc.
a life devoted to the propagation of the Catholic faith
the propagation of ideas was important
transmission of motion, light, sound, etc. in a particular direction or through a medium
the propagation of radio waves through space
the physics of light propagation