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Use "activations" in a sentence
"I end up having to re-install my OSes every so often and only three 'activations' is just ridiculous."
"African American smokers show greater brain activations in response to smoking cues, such as images of individuals smoking, than Caucasian smokers, according to researchers at the University of Minnesota."
"This time, instead of requiring gamers to maintain an internet connection and activate their game every few weeks, paying customers (allegedly) get three "activations" of the game and that's it."