propagation C1 Topic:Mind & Cognition US /pɹɑpəˈɡeɪʃən/ UK /pɹɒpəˈɡeɪʃən/ See IPA manual Freq #44762 Meanings 1 noun The multiplication or natural increase in a population. Plant propagation. 2 noun The act of propagating, especially the movement of a wave. Radio propagation varies with atmospheric conditions. 3 noun the act of producing offspring or multiplying by such production 4 noun the spreading of something (a belief or practice) into new regions Thesaurus Synonyms 3 noun · the act of producing... generation 4 noun · the spreading of something... extension Word family Derived forms antipropagationbackpropagationcopropagationmicropropagationnonpropagationpropagationalpropliftingrepropagation Common collocations rectilinear propagation Adjective + noun Etymology From Middle French propagation, from Old French propagacion, from Latin propagatio. Morphologically propagate + -ion. Topics Mind & Cognition External links Cambridge Dictionary Wiktionary Google Images # propagation **Type:** Word **Level:** C1 **Part of speech:** noun **IPA (US):** /pɹɑpəˈɡeɪʃən/ **IPA (UK):** /pɹɒpəˈɡeɪʃən/ **Frequency rank:** 44762 ## Meanings 1. The multiplication or natural increase in a population. 2. The act of propagating, especially the movement of a wave. 3. the act of producing offspring or multiplying by such production 4. the spreading of something (a belief or practice) into new regions ## Examples - Plant propagation. - Radio propagation varies with atmospheric conditions. ## Derived Forms - antipropagation - backpropagation - copropagation - micropropagation - nonpropagation - propagational - proplifting - repropagation ## Etymology From Middle French propagation, from Old French propagacion, from Latin propagatio. Morphologically propagate + -ion. ## Topics - Mind & Cognition markdown