eccentric

(ĭk-sĕnˈtrĭk, ĕk-)

1. Departing from a recognized, conventional, or established norm or pattern. See Synonyms at strange.
2. Deviating from a circular form or path, as in an elliptical orbit.
3. a. Not situated at or in the geometric center.
   b. Having the axis located elsewhere than at the geometric center.

1. One that deviates markedly from an established norm, especially a person of odd or unconventional behavior.
2. Physics A disk or wheel having its axis of revolution displaced from its center so that it is capable of imparting reciprocating motion.

Related Forms:

• ec·cenˈtri·cal·ly adverb

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eccentric

eccentric circles, with the center of each circle marked