Definition of "impregnation" [im•preg•na•tion]

• The act of making pregnant; fertilization. (noun)
• The fact or process of imbuing or saturating with something; diffusion of some element, idea etc. through a medium or substance. (noun)
• That with which anything is impregnated. (noun)
• An ore deposit, with indefinite boundaries, consisting of rock impregnated with ore. (noun)

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• "Brian is correct that the impregnation occurs when Superman has given up his powers."
• "We have, on a previous occasion, described the process of "maceration" or "enfleurage," that is, the impregnation of purified fat with the aroma of certain scented flowers which do not yield any essential oil in paying quantities."
• "The process of fertilization or fecundation is also known as impregnation and conception."