Definition of "operose" [op•er•ose]

• Involving great labor; laborious. (adjective)
• Industrious; diligent. (adjective)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "One might imagine that the sheer messiness of those involuntary consequences could be just as inconvenient as the "operose and diabolical ... machination" that"
• "They do not sow barley without very copious manure, and then they expect from it ten for one, an increase equal to that of better countries; but the culture is so operose that they content themselves commonly with oats; and who can relate without compassion, that after all their diligence they are to expect only a triple increase?"
• "That there is such a merit attending the death of Christ is apparent from what was said before; neither is the weight of any operose proving [of] it imposed on us, by our adversaries seeming to acknowledge it no less themselves; so that we may take it for granted (until our adversaries close with the Socinians in this also)."