eccentric >> /ɪkˈsɛntrɪk/
Definition: [noun] A person of unconventional and slightly strange views or behavior.
Example: he enjoys a colorful reputation as an engaging eccentric
Definition: [noun] A disc or wheel mounted eccentrically on a revolving shaft in order to transform rotation into backward-and-forward motion, e.g. a cam in an internal combustion engine.
Definition: [adjective] (of a person or their behavior) unconventional and slightly strange.
Example: my favorite aunt is very eccentric
Definition: [adjective] (of a thing) not placed centrally or not having its axis or other part placed centrally.
Example: a servo driving an eccentric cam