*intelligential*

a. [ Cf. F. intelligentiel. ] [ R. ] [ 1913 Webster ]

1. Of or pertaining to the intelligence; exercising or implying understanding; intellectual. “With act intelligential.” Milton. [ 1913 Webster ]

2. Consisting of unembodied mind; incorporeal. [ 1913 Webster ]

Food alike those pure
Intelligential substances require. Milton. [ 1913 Webster ]