unethical

adjective

un·​eth·​i·​cal ˌən-ˈe-thi-kəl How to pronounce unethical (audio)
Synonyms of unethicalnext
: not conforming to a high moral standard : morally wrong : not ethical
illegal and unethical business practices
immoral and unethical behavior
unethically adverb

Examples of unethical in a Sentence

unethical treatment of prisoners of war that was a clear violation of international law an unethical attorney, he had no qualms about getting off clients who he knew were guilty
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
At dawn today, that stupid and unethical decision—and many others like it—finally caught up with him. Helen Lewis, The Atlantic, 19 Feb. 2026 Tried as an adult, the teen was convicted five months later at a trial replete with errors and unethical behavior — but almost no real evidence. Dan Kelly, Kansas City Star, 17 Feb. 2026 Before some of the NBA’s best players spent Valentine’s Day Saturday in competitive 3-point shooting and dunking exhibitions, Commissioner Adam Silver gave his best lawyerly answers in a half-hour-long news conference focused largely on unethical hoops. Mirjam Swanson, Oc Register, 15 Feb. 2026 Tedros suggested that denying half the children in the trial an intervention that has been proven to be safe and effective would be unethical. Helen Branswell, STAT, 11 Feb. 2026 See All Example Sentences for unethical

Word History

First Known Use

1871, in the meaning defined above

Time Traveler
The first known use of unethical was in 1871

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Cite this Entry

“Unethical.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unethical. Accessed 28 Feb. 2026.

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