Definition of "coarsening" []

• Present participle of coarsen. (verb)

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• "As a result, you should expect to be smacked down smacked down — hard — if only for your reckless, juvenile role in coarsening debate in a blogosphere that is already more than coarse enough, thank you."
• "In it, the president mentioned a "coarsening" of political dialogue in the United States illustrated by a Republican congressman shouting "you lie" during Obama's speech to Congress last week and the angry claims of the Tea Party protests."
• "Talk about "coarsening" this is what we are up against"