the four radial grooves that separate five slightly thicker areas of the foot plates; they indicate formation of the metatarsals and phalanges of the foot. Synonym(s): digital rays of foot, radii pedis
foot rays
(fut rāz) The four radial grooves that separate five slightly thicker areas of the foot plates; they indicate formation of the metatarsals and phalanges of the hand. Synonym(s): digital rays of foot.