the world > space > relative position > condition of being external > enclosing or enclosure > [adjective] > enclosed > by railings (5)
Enclosed or skirted by a rail, railing, handrail, banister, etc.; fenced, fenced off.
Enclosed or skirted by a railing; fenced, fenced off; = railed, adj. 1.
With adverbs, as railed-in, railed-off.
railinged off: fenced off by a railing.