Easton's Bible Dictionary (1897)
Jehovah has made perfect. ) The son of Shaphan, and one of the Levites of the temple in the time of Jehoiakim (Jer. 36:10; 2 Kings 22:12). Baruch read aloud to the people from Gemariah’s chamber, and again in the hearing of Gemariah and other scribes, the prophecies of Jeremiah (Jer. 36:11-20), which filled him with terror. He joined with others in entreating the king not to destroy the roll of the prophecies which Baruch had read (21-25).
) The son of Hilkiah, who accompanied Shaphan with the tribute-money from Zedekiah to Nebuchadnezzar, and was the bearer at the same time of a letter from Jeremiah to the Jewish captives at Babylon (Jer. 29:3, 4).
Smith's Bible Dictionary (1863)
(perfected by Jehovah).
Hastings' Dictionary of the Bible (1898) & Schaff's Bible Dictionary
GEMARI'AH (whom Jehovah hath perfected). The son of Hilkiah, Zedekiah's ambassador to Nebuchadnezzar. Jer 29:3. The son of Shaphan, a minister of Jehoiakim, from whose house Baruch read Jeremiah's prophecy. Jer 36:10-12, Jer 36:25.
Hitchcock's Bible Names (1869)
accomplishment or perfection of the Lord