Definition of citronella noun from the Oxford Advanced Learner's Dictionary



BrE BrE//ˌsɪtrəˈnelə//
; NAmE NAmE//ˌsɪtrəˈnelə//
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a type of grass from which an oil used in perfumes and soap is obtained Word Origin mid 19th cent.: modern Latin, from citron + the diminutive suffix -ella.
See the Oxford Advanced American Dictionary entry: citronella