/ ˌeksenˈtrɪsəti; NAmE / ( pl. -ies ) noun
1.
[ U ] behaviour that people think is strange or unusual; the quality of being unusual and different from other people :
As a teacher, she had a reputation for eccentricity.
Arthur was noted for the eccentricity of his clothes.
2.
[ C , usually pl. ] an unusual act or habit :
We all have our little eccentricities.