conscientious
[kon-shee-en-shuhs, kon-see-]
- governed by conscience; controlled by or done according to one's inner sense of what is right; principled: She's a conscientious judge, who does not let personal prejudices influence her decisions.
- careful and painstaking; particular; meticulous; scrupulous: conscientious application to the work at hand.
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Origin of conscientious
Synonyms
See more synonyms for on Thesaurus.comDictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Related Words
selfish, petty, underhanded, deceitful, ruthless, illegal, shady, dishonest, crooked, corrupt, venal, unethical, crafty, shameless, arrant, base, degraded, degrading, disgraceful, dishonorableExamples from the Web for unconscientious
Historical Examples
Often, unconscientious pleasure-seekers roam the roads in their auto.
SexHenry Stanton
That woman ought not to be at large—so rich and good-looking and unconscientious!
A Cathedral CourtshipKate Douglas Wiggin
Yet it is one of the most unconscientious diaries ever written.
Sophy of KravoniaAnthony Hope
I trust that you have given me credit, Mr. Gammon, for offering no vexatious or unconscientious obstacles.
Ten Thousand a-Year (Vol. 2)Samuel Warren
Nay, but God forbid that any unconscientious advantage should be taken on my behalf!
Ten Thousand a-Year. Volume 1.Samuel Warren
conscientious
- involving or taking great care; painstaking; diligent
- governed by or done according to conscience
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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 unconscientious
conscientious
adj.
1610s, from Middle French conscientieux (16c.; Modern French consciencieux), from Medieval Latin conscientiosus, from conscientia (see conscience). Related: Conscientiously; conscientiousness.
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Online Etymology Dictionary, © 2010 Douglas Harper