Definition of "protestation" [prot•es•ta•tion]

• An emphatic declaration. (noun)
• A strong or formal expression of dissent. (noun)

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.

• "In its own way, this form of protestation is important for us."
• "In light of the ridiculous controversy this has engendered, and in protestation against the Massachusetts Catholic school that recently banned the Harry Potter books, I decided it was time to make a statement."
• "What his protestation is -- that the estate he had he both got and used honestly, so that his land could not cry out against him nor the furrows thereof complain (v. 38), as they do against those who get the possession of them by fraud and extortion, Hab. ii."