Easton's Bible Dictionary (1897)
Pure, one whose “sons” returned with Zerubbabel to Jerusalem (Ezra 2:9; Neh. 7:14).
Smith's Bible Dictionary (1863)
(pure). The sons of Zaccai to the number of 760, returned with Zerrubbabel.
Hastings' Dictionary of the Bible (1898) & Schaff's Bible Dictionary
ZACCAI (pure), the ancestor of seven hundred and sixty persons who returned with Zerubbabel. Ezr 2:9; Neh 7:14.
Hitchcock's Bible Names (1869)
pure meat; just