From Longman Dictionary of Contemporary Englisheccentricityec‧cen‧tri‧ci‧ty /ˌeksenˈtrɪsəti, -sən-/ noun (plural eccentricities) 1 [uncountable]MPSTRANGE strange or unusual behaviour Kate’s mother had a reputation for eccentricity.2 [countable]STRANGE an opinion or action that is strange or unusual I found his eccentricities amusing rather than irritating.
Examples from the Corpus
eccentricity• Halley's comet has an eccentricity of about 0.9675 permitting it to visit us every 76 years.• Jane had always thought that an eccentricity but now it occurred to her that it was what a spy would do.• His father, fortunately, had certain eccentricities.• There was a grotesque inventiveness, a deliberate eccentricity in the idea of the cuckoo clock that Melanie had never encountered.• Without stage drama, her eccentricity blossomed, and drew Jack and Rob into it.• The class, used to his eccentricities, waited patiently.• In his films, Levinson chronicled Baltimore's eccentricities and charms.• Britain's eccentricity is not entirely harmless. 