Interpenetrate :: Interpenetrate (v. t.) To penetrate between or within; to penetrate mutually.
Interpenetrate :: Interpenetrate (v. i.) To penetrate each the other; to penetrate between bodies or their parts.
Interpenetration :: Interpenetration (n.) The act of penetrating between or within other substances; mutual penetration.
Interpenetrative :: Interpenetrative (a.) Penetrating among or between other substances; penetrating each the other; mutually penetrative.