- (adv.) In a ill manner; badly; weakly.
- (n.) Whatever annoys or impairs happiness or prevents success; evil of any kind; misfortune; calamity; disease; pain; as, the ills of humanity.
- (a.) Contrary to good, in a moral sense; evil; wicked; wrong; iniquitious; naughtly; bad; improper.
- (n.) Whatever is contrary to good, in a moral sense; wickedness; depravity; iniquity; wrong; evil.
- (a.) Contrary to good, in a physical sense; contrary or opposed to advantage, happiness, etc.; bad; evil; unfortunate; disagreeable; unfavorable.
- (a.) Not according with rule, fitness or propriety; incorrect; rude; unpolished; inelegant.
- (a.) Sick; indisposed; unwell; diseased; disordered; as, ill of a fever.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). ill. Retrieved September 22, 2026, from http://smartdefine.org/ill/definitions/2018923 |
| Chicago | Webster's. 2011. "ill" http://smartdefine.org/ill/definitions/2018923 (accessed September 22, 2026). |
| Harvard | Webster's 2011, ill, Smart Define, viewed 22 September, 2026, <http://smartdefine.org/ill/definitions/2018923>. |
| MLA | Webster's. "ill" 27 May 2011. Web. 22 September 2026. <http://smartdefine.org/ill/definitions/2018923> |