neume
Concise Oxford English Dictionary © 2008 Oxford University Press:
neume /njuːm/ (also neum)
▶noun Music (in plainsong) a note or group of notes to be sung to a single syllable.
– origin ME: from OFr. neume, from med. L. neu(p)ma, from Gk pneuma ‘breath’.
'neume' also found in these Oxford entries:

