- The act of making pregnant; fertilization.
- The fact or process of imbuing or saturating with something; diffusion of some element, idea etc. through a medium or substance.
- That with which anything is impregnated.
- (geology) An ore deposit, with indefinite boundaries, consisting of rock impregnated with ore.
OriginSee also: imprégnation
From Old French impregnacion, from Late Latin impregnatio