stairtower
nounEtymology From stair + tower.
1
A tower with stairs on the inside.
- The castle had four stairtowers when it was built, but only two remain.
- We faced each other from opposite walls of the well-rubbed stairtower poised in an unblinking lovesickly gaze.2001, Flavia Alaya, Under the Rose: A Confession, page 114: