Dictionary Definition:
upa-saṃ-√dhā P. Ā. -dadhāti, -dhatte, to put to, add, annex, increase Kauś. ŚāṅkhBr
• to put together, join, connect ŚāṅkhŚr. RPrāt
• to bring together with, cause to partake of Kām
• to place before one's self, aim at, take into consideration