lullaby [lullabies] (a soothing song to lull children to sleep) noun [UK: ˈlʌ.lə.baɪ] [US: ˈlʌ.lə.ˌbaɪ]
arrullonoun {m}Nemesio loved to fall asleep to the nightly lullaby of the crickets' summer chirping. = A Nemesio le encantaba quedarse dormido al arrullo nocturno del canto veraniego de los grillos.