hum

US /hʌm/
UK /hʌm/
"hum" picture
1.

ronzare, canticchiare

make a low, steady continuous sound like that of a bee

:
The refrigerator started to hum loudly.
Il frigorifero ha iniziato a ronzare rumorosamente.
Bees hum as they fly from flower to flower.
Le api ronzano mentre volano di fiore in fiore.
2.

canticchiare

sing with closed lips, without articulating words

:
She likes to hum a tune while she works.
Le piace canticchiare una melodia mentre lavora.
He was humming softly to himself.
Stava canticchiando piano tra sé.
1.

ronzio, canticchio

a low, continuous, and indistinct sound

:
The constant hum of the air conditioner was annoying.
Il ronzio costante dell'aria condizionata era fastidioso.
I could hear the distant hum of traffic.
Potevo sentire il ronzio lontano del traffico.