D defs.my
Entry 2 senses Webster, 1913

Adulteration

/əd-ŭlˌ-tẽr-āsh'-ən/ · A·dul·ter·a·tion · IPA /ədˌʌltərˈeɪʃən/
01 n. The act of adulterating; corruption, or debasement (esp. of food or drink) by foreign mixture.
  1. 1.
    The act of adulterating; corruption, or debasement (esp. of food or drink) by foreign mixture.
    “The shameless adulteration of the coin.” Prescott.
  2. 2.
    An adulterated state or product.