"ethically indifferent," 1882, a hybrid formed from Greek privative prefix a- "not" (see a- (3)) + moral, which is derived from Latin. First used by Robert Louis Stephenson (1850-1894) as a differentiation from immoral.
1. I strongly disagree with this amoral approach to politics.
2. She was amoral but honest.
3. Young children are amoral.
4. The film was violent and amoral.
5. Cats are amoral; they can't be censured for killing birds.