(anatomy) A long thin extraocular muscle that arises just above the margin of the optic foramen, is inserted on the upper part of the eyeball, and moves the eye downward and laterally.

(anatomy) A short extraocular muscle that arises from the orbital surface of the maxilla, is inserted slightly in front of and below the superior oblique muscle, and moves the eye upward and laterally.

superlative form of oblique: most oblique