Definition of perceptivity in US English:

perceptivity

noun

  • See perceptive

    • ‘Eloquence and perceptivity did not make Churchill prime minister of Great Britain; it was the fall of France that did so.’
    • ‘Instead, as he shows with great perceptivity, it is the really motivated electorate that is taking to Web technologies with a vengeance.’
    • ‘My thanks to him for his perceptivity.’

Pronunciation

perceptivity

/ˌpərsepˈtivitē/