Cubit-size units approximate the length of a human forearm, and are approximately 0.5 m or 18 in. (These lengths are not exactly equal, but the point is that these are very roughly approximate lengths.) This page gives a listing of cubit-size units on this wiki. mode=table namespace= category=Cubit-size units shownamespace=false addlasteditor=false addlastedit=false historylink=false cache=false count=50