Desktop Assistant offers instant alt-click access to the free online dictionary.

On-line reference software for quick info on any word or phrase on your screen.

A searchable database of computer acronyms, abbreviations and initialisms.

On-line reference software for quick info on any word or phrase on your screen.

TNNFA is a user extensible acronym dictionary with over 10,000 acronyms

Study with this freeware medical dictionary.

zip and area codes, acronyms, unit converter