demisemiquaver

UK: /ˈdɛmɪˌsɛmɪˌkweɪvə/ US: (dem′ē sem′ē kwā′vər)

WordReference Random House Unabridged Dictionary of American English © 2025

dem•i•sem•i•qua•ver  (dem′ē sem′ē kwā′vər), n. [Music, Chiefly Brit.]

1. Music and Dance a thirty-second note. See illus. under note. 

• demi- + semiquaver 1700–10

Collins Concise English Dictionary © HarperCollins Publishers::

demisemiquaver / ˈdɛmɪˌsɛmɪˌkweɪvə/ noun

1. a note having the time value of one thirty-second of a semibreve
   Usual US and Canadian name: thirty-second note