the GNU version of the Collaborative International Dictionary of English
adj. Faultless; blameless; innocent.
The Century Dictionary and Cyclopedia
Not culpable; not meriting blame; innocent.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
adj. free of guilt; not subject to blame
Word Usage
"Their slightest charities aggrandized, their failings easily forgiven and forgotten, inculpable colossi towering over their lessers, imposing themselves and shattering lives with a casual indifference born of self-affected ambition."