Definition from Wiktionary, the free dictionary
- (transitive) To add on top of a previous addition.
- 1843, Thomas Carlyle, Past and Present, book 2, ch. IX, Abbot Samson
- 2007, Lex Newman The Cambridge companion to Locke's "Essay concerning human understanding"
- Locke's claim that God may superadd to matter a faculty of thinking allows us to usefully relabel our problem. . .