From Longman Dictionary of Contemporary Englishpedometerpe‧dom‧e‧ter /pəˈdɒmətə, pe- $ -ˈdɑːmɪtər/ noun [countable] TMWALKan instrument that measures how far you walk
Examples from the Corpus
pedometer• Once you begin to stray from easily measured routes and landmarks, you will need to acquire a pedometer.• The easiest way to measure distance is to get hold of a pedometer.Origin pedometer (1700-1800) French pédomètre, from Latin pes “foot” + French -mètre “-meter” 