saṃ-dhaya Nom. (fr. saṃ-dhi
• also with anu prefixed KāśīKh.) P. ○yati, to put or join together, unite (esp. 'to join bow and arrow', 'take aim'
• with ātmani, 'to appropriate to one's self, assume, acquire') MuṇḍUp. MBh. &c
• to be reconciled, conclude peace (only in inf. saṃ-dhitum, which may also be referred to saṃ-√dhā) BhP

Sanskrit-English Dictionary, by M. Monier William