This is a dictionary taken (with permission) from the website of CARM.ORG (Matt Slick). These are definitions of theological terms. Excellent!
Buck’s Theological Dictionary still contains some interesting material, especially when it comes to Religious Sects.
American Tract Society Bible Dictionary – Containing 2286 entries cross-referenced and cross-linked along with the images found in the original printed version. 1859
Mounce Concise Greek-English Dictionary of the New Testament
Illustrated Bible Dictionary or Easton’s Bible Dictionary, is a reference work on topics related to the Christian Bible compiled by Matthew George Easton.
Expositors Dictionary of Texts
Chappell Sermons on Bible Characters topx
encinardemamre.com Bible Characters Dictionary is a dictionary of Bible characters, which is only people. 1187 entries
This Darby Bible Dictionary has 8400+ entries. Written by Brethren author John Darby, it has the Brethren point of view.
This dictionary Jackson Dictionary of Proper Names has just 23 chapters, one for each letter of the alphabet. In each one, it has all the proper names beginning with that letter, and its meaning.