the world > space > relative position > folding or folded condition > fold [verb (transitive)] > back (4)
transitive. To fold or bend back or again; to double. poetic and rare after 16th cent.
transitive. To fold or turn back. Also figurative. Cf. plicate, v. 1. Obsolete.
transitive. To fold or double back or over (part of a garment, etc.) Formerly also †in past participle with with: turned up with (see to turn up…
transitive. Chiefly Surgery. To move, turn, or fold back.