Of Persian derivation; Bigtha, a eunuch of Xerxes -- Bigtha.
Englishman's Concordance
Bigtha = “in the wine-press” 1) a eunuch in king Ahasuerus’ (Xerxes) court Part of Speech: noun proper masculine A Related Word by BDB/Strong’s Number: of Persian derivation
Brown-Driver-Briggs
בִּגְתָאproper name, masculine (Persian compare אֲבַגְתָא) a eunuch of Ahasuerus Esther 1:10.