1. Supreme blessedness or happiness.
2. Beatitude Any of the declarations of blessedness made by Jesus in the Sermon on the Mount.
3. Beatitude Used as a title and form of address for a patriarch in the Armenian Church or a metropolitan in the Russian Orthodox Church: Your Beatitude.

[Middle English, from Old French, from Latin beātitūdō, from beātus, happy. See beatific.]

The American Heritage® Dictionary of the English Language, Fourth Edition Copyright © 2007, 2000 by Houghton Mifflin Company. Updated in 2009. Published by Houghton Mifflin Company. All rights reserved.