1. (

• impregnate ,
• infuse ,
• instill ,
• tincture ,

) fill, as with a certain quality; "The heavy traffic tinctures the air with carbon monoxide" ;

2. (

• impregnate ,
• saturate ,

) infuse or fill completely; "Impregnate the cloth with alcohol" ;

3. (

• impregnate ,

) fertilize and cause to grow; "the egg was impregnated" ;

4. (

• impregnate ,
• knock_up ,
• bang_up ,
• prang_up

) make pregnant; "He impregnated his wife again" ;