Dictionary and Thesaurus

Definition of Forty

• (a.) Four times ten; thirty-nine and one more.
• (n.) The sum of four tens; forty units or objects.
• (n.) A symbol expressing forty units; as, 40, or xl.

Synonyms of Forty

• 40
• XL
• 40
• Xl
• Twoscore

Antonyms of Forty

Homophones of Forty

• Forti