Sū'per-ădd', v. t.
v. t. [imp. & p. p. SUPERADDED; p. pr. & vb. n. SUPERADDING.] [Prefix super and add.]
Sense 1. To add over and above; to add to what has been added.
Sense 2. To add or annex, as something extrinsic.
The strength of a living creature, in those external motions, is something distinct from, and superadded to, its natural gravity. Wilkins.