1. (noun) propagation, extension
the spreading of something (a belief or practice) into new regions
Synonyms: extension, multiplication, denotation, annex, lengthiness, reference, filename extension, extension phone, propagation, file name extension, wing, generation, annexe, prolongation, university extension, telephone extension, extension service, elongation
2. (noun) generation, multiplication, propagation
the act of producing offspring or multiplying by such production
Synonyms: genesis, multiplication, times, contemporaries, extension, propagation, generation, coevals
3. (noun) propagation
the movement of a wave through a medium
Synonyms: generation, extension, multiplication
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