Dictionary.com
Thesaurus.com
Synonyms

unethical

American  
[uhn-eth-i-kuhl] / ʌnˈɛθ ɪ kəl /

adjective

  1. lacking moral principles; unwilling to adhere to proper rules of conduct.

  2. not in accord with the standards of a profession.

    She treated patients outside the area of her training, and the appropriate medical organization punished her unethical behavior.


unethical British  
/ ʌnˈɛθɪkəl /

adjective

  1. not ethical; improper

    companies involved in unethical practices

"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

Other Word Forms

  • unethicality noun
  • unethically adverb
  • unethicalness noun

Etymology

Origin of unethical

un- 1 + ethical

Compare meaning

How does unethical compare to similar and commonly confused words? Explore the most common comparisons:

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

And it says its agency is being set up precisely to make sure there are "guardrails in place to avoid an unethical impact of AI".

From BBC

However, the idea of drilling holes in patients for a placebo is widely considered unethical, including by regulators in Europe, according to Schwartz.

From MarketWatch

That’s because recruiting patients with a rare and debilitating disease for a placebo trial can be difficult and unethical.

From The Wall Street Journal

“We believe such a study would be challenging to execute and potentially unethical,” wrote Mizuho Securities analysts, who downgraded their rating of Uniqure’s stock to neutral.

From The Wall Street Journal

The World Health Organization called the trial unethical and questioned its scientific merit.

From The Wall Street Journal