| SIN | an act that is regarded by theologians as a transgression of God's will |
|---|---|
| SIN | (colloquial) violent and excited activity |
| SIN | estrangement from god |
| SIN | the 21st letter of the Hebrew alphabet |
| SIN | ratio of the opposite side to the hypotenuse of a right-angled triangle |
| SIN | commit a sin |
| SIN | commit a faux pas or fault |
| SIN | (Akkadian) god of the moon |
| SIN | a peninsula in northeastern Egypt |
| SIN | a desert on the Sinai Peninsula in northeastern Egypt |
| SIN | a mountain peak in the southern Sinai Peninsula (7,500 feet high) |
| SIN | a desert on the Sinai Peninsula in northeastern Egypt |