Definition of "Conversion" :
noun: a spiritual enlightenment causing a person to lead a new life
noun: a successful free throw or try for point after a touchdown
noun: the act of changing from one use or function or purpose to another
noun: act of exchanging one type of money or security for another
noun: a change in the units or form of an expression:
"Conversion from Fahrenheit to Centigrade."
noun: interchange of subject and predicate of a proposition
noun: a change of religion
"His conversion to the Catholic faith."
noun: an event that results in a transformation
noun: (psychiatry) a defense mechanism represses emotional conflicts which are then converted into physical symptoms that have no organic basis