cremone bolt

noun

cre·​mone bolt

krə̇ˈmōn-,

krāˈ-

: a fastening used on double doors and casement windows that has vertical rods moved up and down so that the ends of the bolts engage the top and bottom of the frame

Word History

Etymology

French crémone, probably from Crémone (Cremona), city in northern Italy

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