Easton's Bible Dictionary (1897)
” It is a term expressing warm affection and filial confidence. It has no perfect equivalent in our language.
Smith's Bible Dictionary (1863)
See Ab.
Hastings' Dictionary of the Bible (1898) & Schaff's Bible Dictionary
AB'BA, the Chaldee form of the Hebrew word ab, signifying father. Applied to God in the New Testament by Christ, Mark 14:36, and by Paul, Mark Rom. 8:15; Gal 4:6. The syllable ab, in the sense of "possessed of," "endowed with," frequently occurs in the composition of Hebrew proper names; e. g. Abner, Absalom.
Hitchcock's Bible Names (1869)
father