(Latin: in, not; tangere, to touch)
Immunity from concupiscence.
It was a special prerogative of our first parents in Paradise by which the evil impulses of sensuality were kept under perfect control.
By it, man's animal passions were completely subordinated to his reason, and fitting relationships established between the flesh and the spirit.
Integrity as a preternatural gift was a part of man's initial equipment in the state of original justice.
It was lost to the human race as a result of original sin, but by special privilege of God, has been granted in greater or lesser degrees to various saints.
Our Lord and His Blessed Mother, completely innocent of original sin. naturally did not suffer from its effects.
New Catholic Dictionary