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

1.
четвертная нота
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
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In 4/4 time, a quarter note receives one beat.
В размере 4/4 четвертная нота получает одну долю.
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The melody was composed primarily of quarter notes and eighth notes.
Мелодия состояла в основном из четвертных нот и восьмых нот.