(anatomy) lateral to the orbit of the eye

(art, now historical) The fine arts as a subject of study or expertise; understanding of arts and antiquities. / (art, now historical) Objets d'art collectively.

(transitive) to develop in detail or complexity / (intransitive) (sometimes followed by on or upon, and then the object of the preposition) to expand/enlarge in detail

simple past tense and past participle of reckon for