Webster 1913 Edition
Adapted for removing scales, as from a fish;
as, a; adapted for removing scale, as from the interior of a steam boiler;
scalinghammer, bar, etc.
Serving as an aid in clambering;
scalingladder, used in assaulting a fortified place
Webster 1828 Edition
1.Ascending by ladders or steps; storming.
2.Stripping of scales.