二法身之一。就三身中之法身而分理智之二，所證之理體為理法身，能證之智慧為智法身。依新譯家則理法身者無為而本有，智法身者有為而新成。依舊譯家則理智皆為無為，法性本有寂照之二用，以寂之義為理法身，取照之義為智法身。最勝王經二曰：「唯有如如如如智，是名法身。」
The dharmakāyaas absolute being, in contrast with 智法身 thedharmakāyaas wisdom, both according to the older school being 無為 noumenal; later writers treat 理法身 as noumenal and 智法身 as kinetic or active.
二法身之一。見二法身條。