A casern, also spelled cazern or caserne, is a military barracks in a

garrison A garrison (from the French ''garnison'', itself from the verb ''garnir'', "to equip") is any body of troops stationed in a particular location, originally to guard it. The term now often applies to certain facilities that constitute a mil ...

town.Les gens de guerre à Saint-Julien-du-Sault, J Crédé, Imprimerie Fostier, 1976 In French-speaking countries, a ''caserne de pompier'' is a fire station. In fortification, caserns are little rooms, lodgments, or apartments, erected between the ramparts, and the houses of fortified towns, or even on the ramparts themselves; to serve as lodgings for the soldiers of the garrison, to ease the garrison, in Portugal and Brazil "Quartel" (derived for 4 faces). There are usually two beds in each casern, for six soldiers to lie, who mount the guard alternately; the third part being always on duty.

References

Fortification (architectural elements) Barracks {{fort-stub