Definitions of eccentric

  1. A circle not having the same center as another contained in some measure within the first.
  2. One who, or that which, deviates from regularity; an anomalous or irregular person or thing.
  3. In the Ptolemaic system, the supposed circular orbit of a planet about the earth, but with the earth not in its center.
  4. A circle described about the center of an elliptical orbit, with half the major axis for radius.
  5. A disk or wheel so arranged upon a shaft that the center of the wheel and that of the shaft do not coincide. It is used for operating valves in steam engines, and for other purposes. The motion derived is precisely that of a crank having the same throw.
  6. A circle or sphere not having the same center as another circle.
  7. A circle not having the same centre as another: ( mech.) a wheel having its axis out of the centre.
  8. A whell whose axis is not in the centre; an odd person.
  9. Eccentricity.
  10. A disk mounted out of center on a driving shaft so as to have the effect of a crank motion.
  11. One who or that which is eccentric. eccentrical.
  12. A circle not having the same centre as another; a wheel with its axis not in its centre; he who or that which is irregular or anomalous.
  13. not having a common center; not concentric; " eccentric circles"
  14. Pertaining to an eccentric; as, the eccentric rod in a steam engine.
  15. Not coincident as to motive or end.
  16. Deviating from stated methods, usual practice, or established forms or laws; deviating from an appointed sphere or way; departing from the usual course; irregular; anomalous; odd; as, eccentric conduct.
  17. Not having the same center; - said of circles, ellipses, spheres, etc., which, though coinciding, either in whole or in part, as to area or volume, have not the same center; - opposed to concentric.
  18. Not in the center; peculiar in manner or character; as, an eccentric person; erratic; irregular; not having the same center.
  19. Peculiar; erratic.
  20. Not in the center; not having the same center; not circular.