Meanings
nounmoral nihilism (uncountable)
- derogatoryuncountableAmorality, the metaphysical belief that morality does not exist, that no action, thought or behavior is morally right or morally wrong.
Synonyms & antonyms
nounthe meta-ethical view that nothing is intrinsically moral or immoral.
Similar
ethical nihilism
Broader
Also see
Synonym sets from Open English WordNet, CC BY 4.0.
Cite this entry
APA
moral nihilism. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/moral%20nihilism
MLA
“moral nihilism.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/moral%20nihilism. Accessed November 4, 2026.
Chicago
WatkinsX Dictionary, s.v. “moral nihilism,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/moral%20nihilism.
Source: moral nihilism on Wiktionary, CC BY-SA 4.0.