perfectionist

[per-fek-shuh-nist]

noun

a person who adheres to or believes in perfectionism.
a person who demands perfection of himself, herself, or others.

adjective

of, relating to, or distinguished by perfection or perfectionism.

Origin of perfectionist

First recorded in 1650–60; perfection + -ist

Related formsper·fec·tion·is·tic, adjective

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for perfectionistic

Contemporary Examples of perfectionistic

People with eating disorders can become competitive and perfectionistic, striving to be the “thinnest” in any group of sufferers.
Should Pro-Anorexia Sites Be Criminalized?
Carrie Arnold
August 30, 2014

British Dictionary definitions for perfectionistic

perfectionist

noun

a person who strives for or demands the highest standards of excellence in work, etc
a person who believes the doctrine of perfectionism

adjective

of or relating to perfectionism

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

Word Origin and History for perfectionistic

perfectionist

1650s, from perfection + -ist. Originally theological, "one who believes moral perfection may be attained in earthly existence;" sense of "one satisfied only with the highest standards" is from 1934. Related: Perfectionism.