Easton's Bible Dictionary (1897)
The Lord protects, a Levite, son of Uzziel (Ex. 6:22).
Smith's Bible Dictionary (1863)
(protection of Jehovah), properly Sithri; one of the sons of Uzziel the son of Kohath. (Exodus 6:22) In (Exodus 6:21) Zithri should be Zichri, as in Authorized Version of 1611.
Hastings' Dictionary of the Bible (1898) & Schaff's Bible Dictionary
ZITH'RI (protection of Jehovah), a Levite. Ex 6:22.
Hitchcock's Bible Names (1869)
to hide; demolished