Dictionary and Thesaurus

Definition of Sine

• (n.) The length of a perpendicular drawn from one extremity of an arc of a circle to the diameter drawn through the other extremity.
• (n.) The perpendicular itself. See Sine of angle, below.
• (prep.) Without.

Synonyms of Sine

• Sin

Antonyms of Sine

Homophones of Sine

• Cine
• Sein
• Sign
• Syne