verb (used with object)

to add over and above; join as a further addition; add besides.

Origin of superadd

1425–75; late Middle English superadden < Latin superaddere, equivalent to super- super- + addere to add
Related formssu·per·ad·di·tion [soo-per-uh-dish-uh n] /ˌsu pər əˈdɪʃ ən/, nounsu·per·ad·di·tion·al, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for superadd

Historical Examples of superadd

British Dictionary definitions for superadd



(tr) to add (something) to something that has already been added; add as extra
Derived Formssuperaddition, nounsuperadditional, adjective
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012