πρεσβύτης, -ου prose form of πρέσβυς, which see,

[in LXX chiefly for זָקֵן, Gen.25:8, al.; also (= πρεσβευτής), 2Ch.32:31 Bl (לוּץ), 1Ma.14:22 S, al. (see Thackeray, Gr. 97) ;]

__1. an old man: Luk.1:18, Tit.2:2, Phm 9 (R, txt. but see infr.).

__2. As in LXX, also = πρεσβευτής, an am­bassador: Phm 9 (R, mg. see Lft. and ICC, in l).†

(AS)

an old man; an ambassador