Gloucestershire◼◼◼proper noun [UK: ˈɡlɒ.stə.ʃə(r)] [US: ˈɡlɒ.stə.ʃər]The headwaters of the River Thames are found in Gloucestershire, and its mouth is on the North Sea. = La source de la Tamise se situe au comté du Gloucestershire, et son embouchure se situe en Mer du Nord.
