Webster's 1828 Dictionary
PROPAGATOR
n.One that continues or multiplies his own species by generation. 1. One that continues or multiplies any species of animals or plants.
2. One that spreads or causes to circulate, as a report.
3. One that plants and establishes in a country destitute; as a propagator of the gospel.
4. One that plants, originates or extends; one that promotes.
Webster's 1913 Dictionary
PROPAGATOR
Prop "a *ga `tor, n. Etym: [L.: cf. F. propagateur. ]
Defn: One who propagates; one who continues or multiplies.
Oxford Dictionary
propagator
propa |ga ¦tor |ˈprɒpəgeɪtə | ▶noun 1 a covered, typically heated container filled with earth or compost, used for germinating or raising seedlings. 2 a person who spreads and promotes an idea, theory, etc.
Duden Dictionary
Propagator
Pro pa ga tor Substantiv, maskulin , der |Propag a tor |der Propagator; Genitiv: des Propagators, Plural: die Propagatoren jemand, der etwas propagiert, sich für etwas einsetzt
Propagatorin
Pro pa ga to rin Substantiv, feminin , die |Propagat o rin |weibliche Form zu Propagator
Sanseido Wisdom Dictionary
propagator
pr ó p a g à tor /-tə r /名詞 C 1 宣伝者 ; 布教者 .2 (種子の発芽 苗木の育成用の )保温装置のあるふた付き箱 .
The Wordsmith Dictionary