impuration

From impure +‎ -ation.

impuration (countable and uncountable, plural impurations)

1. (obsolete) The act of making impure; defilement; obscuration.

• impure
• impurely
• impureness
• impurity

• William Dwight Whitney, Benjamin E[li] Smith, editors (1911), “impuration”, in The Century Dictionary […], New York, N.Y.: The Century Co., →OCLC.
• “impuration”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.