Mounce Concise Greek-English Dictionary

right, as opposed to left, Mt. 5:29, 30; Lk. 6:6; ἡ δεξιά, i.e. χείρ, the right hand, Mt. 6:3; 27:29; τὰ δεξιά, i.e. μέρη, the parts towards the right hand, the right hand side; καθίζειν, or, καθῆσθαι, or, ἑστάναι, ἐκ δεξιῶν [μερῶν] τινος, to sit or stand at the right hand of any one, as a mark of the highest honor and dignity which he can bestow, Mt. 20:20; 26:64; εἶνι ἐκ δεξιῶν [μερῶν] τινος, to be at one’s right hand, as a helper, Acts 2:25; δεξιὰς (χεῖρας) διδόναι, to give the right hand to any one, as a pledge of sincerity in one’s promises, Gal. 2:9

Source: Mounce Concise Greek-English Dictionary