impregnation

Impregnation (from Latin impraegnare "pregnant") stands for:

• the penetration of a sperm cell into the egg cell during fertilization
• the impregnation of a porous material (wood, textiles, natural stone, etc.) with a liquid mostly containing binders , some of which remains in the material, see impregnation
• in geology, the penetration of dissolved minerals into the pores of rocks, see impregnation (geology)

This is a disambiguation page for differentiating between several terms identified with the same word.