anemometer Syllabification: (an·e·mom·e·ter)Pronunciation: /ˌanəˈmämitər/Definition of anemometer noun an instrument for measuring the speed of the wind, or of any current of gas. Derivatives anemometryPronunciation: /-trē/ noun anemometricPronunciation: /-məˈmetrik/ adjective Origin: early 18th century: from Greek anemos 'wind' + -meteranemometer in other Oxford dictionaries Definition of anemometer in the British & World English dictionary