I. ec ‧ cen ‧ tric 1 /ɪkˈsentrɪk/ BrE AmE adjective
[ Date: 1500-1600 ; Language: Late Latin ; Origin: eccentricus , from Greek ekkentros 'out of the center' ]
1 . behaving in a way that is unusual and different from most people:
His eccentric behaviour lost him his job.
Aunt Nessy was always a bit eccentric.
2 . technical eccentric circles do not have the same centre point ⇨ concentric
—eccentrically /-kli/ adverb
II. eccentric 2 BrE AmE noun [countable]
someone who behaves in a way that is different from what is usual or socially accepted:
I was regarded as something of an eccentric.