A classic Greek lexicon useful for every theology student. Note that Thayer was a universalist, so be careful with any word dealing with salvation, and also the Trinity (his definition of "Christ" would seem to doubt Jesus' deity). Basically the majority of his word definitions are from standard usage in the Greek NT and classical literature, so in theologically charged words, be careful....
Jewish Reference Dictionary of People, Places, Plants & Animals...
Morrish Bible Dictionary...
King James Version Dictionary...
The ISBE is a classic Bible reference compiled from nearly 10,000 entries written by over 200 different Bible scholars and teachers. In addition to the encyclopedia articles, all of the major words of the Bible are represented and defined....
Strong Diccionario Griego y Hebreo al Español...
Proper Names in Isaiah is a dictionary list of the proper names in Isaiah....
Wace is a dictionary of people sects and heresies...
Old Testament Prophecies that Christ fulfilled and their link to the New Testament....
The Bible in Basic English Concordance which is a simple listing of words in the BBE with the verses where they show up....