unethical

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unethical

/ʌnˈɛθɪkəl/

adjective more unethical · most unethical

Breaching the established standards of conduct or behavior within a particular organization or profession. He was sacked for unethical conduct.
Immoral, morally wrong. The Southwest Foundation for Biomedical Research in San Antonio, Texas is one of only a handful of sites around the world that conduct medical research on great apes. Scientists say their research is conducted humanely, but many animal rights groups say testing on chimps is unneeded and unethical.
Similar: aberrant, corrupt, corrupted, depraved, lost, dirty-handed, dissolute, effete, errant, questionable, indecent, indecorous

Opposite: ethical

Thesaurus

Closest in meaning: immoral, wrong, dishonorable, dishonourable, base, inappropriate, unsavoury, unfair, indecent, unscrupulous, amoral, dishonest, illicit, unholy, heartless, abusive

adjective

Opposite: ethical

Translations

Every language

adj breaching professional standards

Italiano	contrario all'etica professionale

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MLA

"unethical." Wiktionary, via Micwyn, micwyn.com/word/unethical. Accessed 6 Nov. 2026.

APA

unethical. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/unethical

Chicago

"unethical." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/unethical.

BibTeX

@misc{unethical_2026,
  title = {unethical},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/unethical},
  urldate = {2026-11-06}
}