propagation

Etymology

From Middle French propagation, from Old French propagacion, from Latin propagatio. Morphologically propagate + -ion

noun

1. the multiplication or natural increase in a population
2. the dissemination of something to a larger area or greater number
3. (physics) the act of propagating, especially the movement of a wave
4. (genetics) the elongation part of transcription
5. (religion) winning new converts
6. some degree of success in the spread of propaganda