n.
A Roman Catholic organization composed of both clergy and lay members and dedicated to fostering Christian principles at all levels of society.
[New Latin Opus Deī, work of God : Latin opus, work + Latin Deī, genitive of Deus, God.]
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.