Dictionary and Thesaurus

Definition of Ill

• (a.) Contrary to good, in a physical sense; contrary or opposed to advantage, happiness, etc.; bad; evil; unfortunate; disagreeable; unfavorable.
• (a.) Contrary to good, in a moral sense; evil; wicked; wrong; iniquitious; naughtly; bad; improper.
• (a.) Sick; indisposed; unwell; diseased; disordered; as, ill of a fever.
• (a.) Not according with rule, fitness, or propriety; incorrect; rude; unpolished; inelegant.
• (n.) Whatever annoys or impairs happiness, or prevents success; evil of any kind; misfortune; calamity; disease; pain; as, the ills of humanity.
• (n.) Whatever is contrary to good, in a moral sense; wickedness; depravity; iniquity; wrong; evil.
• (adv.) In a ill manner; badly; weakly.

Synonyms of Ill

• Ailment
• Complaint
• Sick
• Inauspicious
• Ominous
• Badly
• Poorly
• Badly

Antonyms of Ill

• Well
• Well
• Well

Homophones of Ill

• Il