What does "demisemiquaver" mean?

A thirty-second note, drawn as a crotchet with three tails.

What is a synonym for "demisemiquaver"?

Common synonyms include: accidental, crotchet, dominant, flat, minim, natural.

Pronounced //ˌdɛmɪˈsɛmɪˌkweɪvə(ɹ)//.

/ˌdɛmɪˈsɛmɪˌkweɪvə(ɹ)/ noun

noun ·Rare ·Advanced level

Noun

1
A thirty-second note, drawn as a crotchet with three tails.
2
a musical note having the time value of a thirty-second of a whole note wordnet

From demi- + semiquaver.