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.
The official Apple Watch battery life specs are listed as both all day and up to 18 hours, according to Apple. Note: there are still 24 hours in a day. Yes, that all day claim technically syncs up with a normal sleep schedule and it takes only two and half hours to fully recharge.