#1 impregnate v. [infuse, instill, tincture] fill, as with a certain quality; "The heavy traffic tinctures the air with carbon monoxide". wn
#2 impregnate v. [saturate] infuse or fill completely; "Impregnate the cloth with alcohol". wn
#3 impregnate v. fertilize and cause to grow; "the egg was impregnated". wn
#4 impregnate v. [knock up, bang up, prang up] make pregnant; "He impregnated his wife again". wn
vizzz