quarter note
US /ˈkwɔːr.t̬ɚ ˌnoʊt/
UK /ˈkwɔːr.t̬ɚ ˌnoʊt/

1.
negra
a musical note with a duration of one quarter of a whole note, represented by a filled-in oval note head and a stem without a flag
:
•
In 4/4 time, a quarter note receives one beat.
En compás de 4/4, una negra recibe un tiempo.
•
The melody was composed primarily of quarter notes and eighth notes.
La melodía estaba compuesta principalmente por negras y corcheas.