/ ɪkˈsentrɪk; NAmE / adjective
considered by other people to be strange or unusual :
eccentric behaviour / clothes
an eccentric aunt
► ec·cen·tric noun :
Most people considered him a harmless eccentric.
► ec·cen·tric·al·ly / -kli; NAmE / adverb
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WORD ORIGIN
late Middle English (as a noun denoting a circle or orbit not having the earth precisely at its centre): via late Latin from Greek ekkentros , from ek out of + kentron centre.