curvature noun [U or C]. âº the âstate of being âcurved or âbent: the curvature of the earth's âsurface a âpronounced curvature of the âspine. (Definition of curvature from the Cambridge Advanced Learnerâs Dictionary & Thesaurus Â© Cambridge University Press). See all translations.
The Apple Watch uses your age, gender, height and weight, in addition to the GPS in your iPhone and data from its own built-in sensors, to calculate both your resting calories and ones you burn during exercise.
Of course, the Apple Watch ($350-plus) and Android Wear devices like the Moto 360 Sport ($300) deserve mention as well. Fitness tracking is actually one of the best things about the Apple Watch, and it does a heck of a lot more than the Blaze.