1) a shutting up, locksmith, smith, dungeon, enclosure, builder of bulwarks

1a) locksmith, smith

1b) dungeon

Root √סגר: סָגַר vb shut close Qal shut door close in upon close up breach Pt. pass closed up closely joined . =with tight seal Pt. pass shut up prized rare fine elsewhwere only. (gold, and so. ?) Niph be shut up subj. pers. be shut closed . of city gates . Pi deliver up .to (leave no other opening for one, shut one up to) Pu of cities of prisoners of doors . Hiph deliver up to shut up .

מַסְגֵּר n.[m.] locksmith smith dungeon 1. 2.