What is the definition of sin

Sin is used to find the degree of an angle. Sin is the opposite over hypotenuse.

1). Sin is any act regarded as a transgression of divine law, especially

a willful or deliberate violation of some religious or moral principle.

2). 'Sin' is an abbreviation for 'sine'. In a right triangle, the 'sine' of one of

the acute angles is the ratio of the length of the side opposite the angle

to the length of the hypotenuse.