immure

v. t. [ imp. & p. p. Immured p. pr. & vb. n. Immuring. ] [ Pref. im- in + mure: cf. F. emmurer. ] 1. To wall around; to surround with walls. [ Obs. ] Sandys. [ 1913 Webster ]

2. To inclose whithin walls, or as within walls; hence, to shut up; to imprison; to incarcerate. [ 1913 Webster ]

Those tender babes
Whom envy hath immured within your walls. Shak. [ 1913 Webster ]

This huge convex of fire,
Outrageous to devour, immures us round. Milton. [ 1913 Webster ]