Mid 18th century; earliest use found in Aaron Hill (1685–1750), writer and entrepreneur. From post-classical Latin infoliatus, past participle of infoliare to enfold in leaves or petals.
1rare no object To acquire leaves, to become leafy.
2with object To cover or surround with leaves; to enfold in or with leaves.
Mid 17th century; earliest use found in James Howell (?1594–1666), historian and political writer. From post-classical Latin infoliat-, past participial stem of infoliare to enfold in leaves or petals from classical Latin in- + folium leaf. Compare French enfeuiller to cover or decorate with leaves, Italian infogliare (reflexive) to become leafy.