Definitions for "Impeccable"
One who is impeccable; esp., one of a sect of Gnostic heretics who asserted their sinlessness.
Keywords:  sin, wrong, liable, exempt, capable
Not liable to sin; exempt from the possibility of doing wrong.
not capable of sin
without fault or error; "faultless logic"; "speaks impeccable French"; "timing and technique were immaculate"; "an immaculate record"