Easton's Bible Dictionary (1897)
The Greek form of the name of Timothy (Acts 16:1, etc.; the R.V. always “Timothy”).
Hastings' Dictionary of the Bible (1898) & Schaff's Bible Dictionary
TIMO'THEUS (honoring God), the Greek name of Timothy, used generally in A.V. Acts 16:1.
Hitchcock's Bible Names (1869)
honor of God; valued of God