deviating from the recognized or customary character, practice, etc.; irregular; erratic; peculiar; odd: eccentric conduct;an eccentric person.
Geometry. not having the same center; not concentric: used especially of two circles or spheres at least one of which contains the centers of both.
(of an axis, axle, etc.) not situated in the center.
Machinery. having the axis or support away from the center: an eccentric wheel.
Astronomy. deviating from a circular form, as an elliptic orbit.
a person who has an unusual, peculiar, or odd personality, set of beliefs, or behavior pattern.
something that is unusual, peculiar, or odd.
Machinery. a device for converting circular motion into rectilinear motion, consisting of a disk fixed somewhat off-center to a revolving shaft, and working freely in a surrounding collar (eccentric strap ), to which a rod (eccentric rod ) is attached.
- Also especially British, ex·cen·tric .
- ec·cen·tri·cal, adjective
- ec·cen·tri·cal·ly, adverb
- non·ec·cen·tric, adjective
- non·ec·cen·tri·cal·ly, adverb
- un·ec·cen·tric, adjective
- un·ec·cen·tri·cal·ly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use eccentric in a sentence
David Bradley, the eccentric minority owner and longtime chairman, has been searching for a new CEO for a year after promising to transition out of management duties.Inside the Atlantic’s triumphant and tumultuous run during the coronavirus pandemic | Steven Perlberg | October 20, 2020 | Digiday
Councilwoman Donna Frye – dismissed in one out-of-town newspaper headline as a “surfer-mayor wannabe” – stood out as an eccentric yet powerful advocate for challenging the status quo.Politics Report: The Election After the Election Is Underway | Andrew Keatts and Scott Lewis | October 10, 2020 | Voice of San Diego
I find it’s much bolder and at times eccentric and interesting.Jodie Turner-Smith Blossoms As The New Face Of Gucci Bloom | Allison McGevna | October 6, 2020 | Essence.com
From this eccentric campsite, bike across the river to Wapsipinicon State Park, or rent a canoe or kayak from Lou Lou’s Landing, roughly 15 miles southeast, to float the Wapsipinicon River.
We found some headphones that work for minimalists and eccentrics alike—none of which skimp on the sound quality and comfort.
Each contains a single round or oval nucleus, often located eccentrically.A Manual of Clinical Diagnosis | James Campbell Todd
Mr. Shepperd is a man of middle age, and looks after his sheep fairly, but at times eccentrically.Our Churches and Chapels | Atticus
Stem: Often set eccentrically into the cap; proportionately thick and short.Our Edible Toadstools and Mushrooms and How to Distinguish Them | William Hamilton Gibson
I should not be so eccentrically spontaneous with these people, if they did not feed my sense of humour by their amazement.Penelope's English Experiences | Kate Douglas Wiggin
It was a Gospel so eccentrically related to the accepted scheme of things that only he himself could accept it in its entirety.Impressions And Comments | Havelock Ellis
British Dictionary definitions for eccentric
deviating or departing from convention, esp in a bizarre manner; irregular or odd
situated away from the centre or the axis
not having a common centre: eccentric circles Compare concentric
not precisely circular
a person who deviates from normal forms of behaviour, esp in a bizarre manner
a device for converting rotary motion to reciprocating motion
- eccentrically, adverb
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012