Lexical Definition

‎אַרְתַּחְשַׁשְׁתָּא‎ ʼArtachshashtâʼ (ar-takh-shash-taw') Artaxerxes N:N-M-P
or אַרְתַּחְשַׁשְׁתְּא ʼArtachshashtᵉʼ (ar-takh-shasht'); or by permutation אַרְתַּחְשַׁסְתְּא ʼArtachshaçtᵉʼ (ar-takh-shast'); of foreign origin

Artaxerxes.

1) son and successor of Xerxes as emperor of Persia, 465-424 BC

Brown-Driver-Briggs

‎אַרְתַּחְשַׁשְׂתָּא‎ proper name, masculine Artaxerxes (Persian Artakhshatrâ, SpiegAPK 68, 207 ᵐ5 Ἀρταξερξης, compare BeRy on Ezra 4:23; Ezra 7:1f.; Neh 1:1) ‎׳‎‎א‎ Ezra 4:7 see BD102; ‎אַרְתַּחְשַׁשְׂתְּא‎ Ezra 4:7, ‎אַרְתַּחְשַׁסְתְּא‎ Ezra 7:1; Ezra 7:11; Ezra 8:1; Neh 2:1; Neh 5:14; Neh 13:6 Artaxerxes I, or Longimanus, son & successor of Xerxes, reigned B.C. 465-424.

‎אַרְתַּחְשַׁשְׂתְּא‎ proper name, masculine of king, Ezra 4:8; Ezra 4:11; Ezra 4:23; Ezra 6:14 = ‎שַׁסְתְּא‎- Ezra 7:12; Ezra 7:21 (Biblical Hebrew ‎שַׁשְׂתָּא‎-; Egyptian Aramaic ‎ארתחשסש‎ RES438, S-CB2+; see also AndrM 54* Schefti. 79); — Αρσαρθα, Α(ρ)σαθαθα, Αρθασαθα; ᵐ5L Αρταξερξης.

Brown-Driver-Briggs References

Book Refs
Ezra 4:7 · 4:8 · 4:11 · 4:23 · 6:14 · 7:1 · 7:11 · 7:12 · 7:21 · 8:1
Nehemiah 1:1 · 2:1 · 5:14 · 13:6