accelerometer

[ ak-sel-uh-rom-i-ter ]

/ ækˌsɛl əˈrɒm ɪ tər /

an instrument for measuring acceleration, as of aircraft or guided missiles.

Origin of accelerometer

First recorded in 1900–05; acceler(ation) + -o- + -meter

It utilizes the iPhone's built in accelerometer and microphone to track the data.

Tech Start-Ups Get Their Sexy On |CNBC |February 24, 2014 |DAILY BEAST
The most basic ones are equipped with an accelerometer, which measures motion to collect data activity, steps and sleep.

How to Find the Best Fitness Tracker for You |Brent Rose |November 20, 2013 |DAILY BEAST
Aside from the accelerometer, it has the ability to constantly monitor your heart-rate for several days on end!

How to Find the Best Fitness Tracker for You |Brent Rose |November 20, 2013 |DAILY BEAST
I knew that the accelerometer was to indicate the force of the pull-outs.

Test Pilot |David Goodger (goodger@python.org)

The accelerometer climbed higher and higher, and he felt as though he could hardly move his hands to the proper switches.

The Man Who Hated Mars |Gordon Randall Garrett
At eight thousand feet on the altimeter I shifted my gaze to the accelerometer and horsed.

Test Pilot |David Goodger (goodger@python.org)
But I wasnt really to find out what that accelerometer was for until I used it.

Test Pilot |David Goodger (goodger@python.org)
For an instant, the accelerometer hovered at twelve G, and slipped toward thirteen.

The Scarlet Lake Mystery |Harold Leland Goodwin

accelerometer

/ (ækˌsɛləˈrɒmɪtə) /

an instrument for measuring acceleration, esp of an aircraft or rocket