sixteenth note

US /ˈsɪks.tiːnθ ˌnoʊt/
UK /ˈsɪks.tiːnθ ˌnoʊt/
"sixteenth note" picture
1.

semicroma

a musical note with a duration of one sixteenth of a whole note

:
The piece features a rapid passage of sixteenth notes.
Il brano presenta un rapido passaggio di semicrome.
You need to play these sixteenth notes very precisely.
Devi suonare queste semicrome con molta precisione.