معنی کلمه :‌ extenuation

An instrument of iron, with sharp prongs, attached to a boot or shoe to enable the wearer to walk securely upon ice; a creeper. Kane.

The act of axtenuating or the state of being extenuated; the act of making thin, slender, or lean, or of palliating; diminishing, or lessening; palliation, as of a crime; mitigation, as of punishment.