Definition of "plasticity" [plas•tic•i•ty]

• The quality or state of being plastic. (noun)
• The property of a solid body whereby it undergoes a permanent change in shape or size when subjected to a stress exceeding a particular value (the yield value) (noun)

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• "In fact, even using the term plasticity in papers on neuroscience was taboo."
• "As the science improves, we could see other kinds of cognitive-modification drugs that boost recall, brain plasticity, even empathy and emotional intelligence."
• "The authors studied the outer reaches of the field of “human performance modification” — including brain-computer interfaces, neuro-pharmaceuticals, and “brain plasticity” — in search of advances that may have military applications."