Use ancilla in a sentence. an aid for use as in understanding or accomplishing something; often, specif., a handbook, or manual. Origin of ancilla. see ancillary.
Making the world better, one answer at a time. The accelerometer in mobiles is used to measure the orientation or vertical and horizontal positioning of the phone. The most basic application of this is the device knowing when to alternate the view of the screen depending on how you are holding it.
About this item. Get motivated with the Fitbit Flex Wireless Activity Band. This slim device can be worn all the time and be used to help track your movements. Use it to track the number of steps taken each day as well as the number of calories burned.