metronome

Coined in English from Ancient Greek μέτρον (métron, “measure”) + νόμος (nómos, “regulation, law”).

• (General American) IPA^(key): /ˈmɛt.ɹəˌnoʊm/
• (Received Pronunciation) IPA^(key): /ˈmɛt.ɹəˌnəʊm/

• Audio (US):

  (file)

metronome (plural metronomes)

1. (music) A device, containing an inverted pendulum, used to mark time by means of regular ticks at adjustable intervals; an electronic equivalent that emits flashes.
   • 2007, Michele Weir, Jazz Piano Handbook, Alfred Music Publishing, →ISBN, page 110:

     The etudes with metronome markings should be played in tempo, all others should be considered rubato.

   • 2017 June 30, Corinna da Fonseca-Wollheim, “Ticktock as Taskmaster: A Show About Metronomes and Musical Time”, in The New York Times‎^[1]:

     It’s one of the earliest pieces in the comprehensive collection of metronomes by the British instrument dealer Tony Bingham, which forms the bulk of the Basel exhibition.

• monometer, monotreme, nomotreme