From BiblePortal Wikipedia

Webster's Dictionary [1]

(1): ( v. t.) To turnanother way; to divert.

(2): ( v. t.) To turn from truth, rectitude, or propriety; to divert from a right use, end, or way; to lead astray; to corrupt; also, to misapply; to misinterpret designedly; as, to pervert one's words.

(3): ( n.) One who has been perverted; one who has turned to error, especially in religion; - opposed to convert. See the Synonym of Convert.

(4): ( v. i.) To become perverted; to take the wrong course.

King James Dictionary [2]

Pervert', L. perverto per and verto, to turn.

1. To turn from truth, propriety, or from its proper purpose to distort from its true use or end as, to pervert reason by misdirecting it to pervert the laws by misinterpreting and misapplying them to pervert justice to pervert the meaning of an author to pervert nature to pervert truth. 2. To turn from the right to corrupt.

He in the serpent had perverted Eve.