the GNU version of the Collaborative International Dictionary of English
n. Deterioration; degeneracy; corruption; especially, moral crookedness; moral perversion; perverseness; depravity.
The Century Dictionary and Cyclopedia
n. Evil or corrupt state; moral perverseness; depravity; wickedness; depraved action.
Word Usage
"For it is not sin which he derives from his parents; at least, not sin in any sense which imports blame, but only some prejudice to the perfect harmony of this mold, some kind of pravity or obliquity which inclines him to evil."