Critical of oneself and one's faults and weaknesses: "In my experience, no species of performing artist is as self-critical as a dancer” ( Susan Sontag). (adjective)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "self-critical" in a sentence
"Whether she manages it or not you'll see for yourself while enjoying plenty of richly funny autobiographical stand-up; Pacquola's got a self-critical, obsessively questioning personality that's a far cry from the lairy Aussie stereotype."
"The virtues of self-critique are many: Contrary to the popular belief that standing firm is strength, the self-critical mind is actually the more secure mind."
"It's especially in craziness like this that you have to be self-critical."