Noun propagation has 3 senses
  1. propagation, extension - the spreading of something (a belief or practice) into new regions
    --1 is a kind of dissemination, airing, public exposure, spreading
    Derived forms: verb propagate5, verb propagate6
  2. generation, multiplication, propagation - the act of producing offspring or multiplying by such production
    --2 is a kind of reproduction, procreation, breeding, facts of life
    --2 has particulars: biogenesis, biogeny
    Derived forms: verb propagate1, verb propagate7, verb propagate8
  3. propagation - the movement of a wave through a medium
    --3 is a kind of
    physical phenomenon
    --3 has particulars: Doppler effect, Doppler shift; wave front
    Derived forms: verb propagate2, verb propagate3