Polubrevis, cela nota.
(US whole note) In music, a note value four times the duration of a crotchet. It is written as an empty white note-head without a stem. Once the shortest-value note of medieval notation, it is now one of the longest commonly used.
Musical, longest generally used note, having twice length of minim and half that of breve.
In music, UK name for a whole note.