campainha — meaning in English

English meaning

bell noun A hollow metal instrument, often shaped like a cup, that rings when struck.
doorbell noun A button or device by an entrance that rings or chimes to alert people inside that someone is at the door.
glockenspiel noun A percussion instrument with metal bars laid out like a piano keyboard, played by striking them; it is smaller and higher-pitched than a xylophone.

campainha is used for these senses in English:

bell (percussion instrument) A percussive instrument made of metal or other hard material, typically but not always in the shape of an inverted cup with a flared rim, which resonates when struck.
bell An instrument that emits a ringing sound, situated on a bicycle's handlebar and used by the cyclist to warn of their presence.
bell A signal at a school that tells the students when a class is starting or ending.
doorbell A device on or adjacent to an outer door for announcing one's presence. It can be mechanical, directly sounding a bell, or a button that electrically sounds a chime or buzzer inside the building.
glockenspiel (musical instrument) A musical instrument of the percussion idiophone family of instruments; like the xylophone, it has tuned bars arranged like the keys on a piano, and is also smaller in size and higher in pitch.
handbell (music) A small bell designed to be rung by hand.

noun A hollow metal instrument, often shaped like a cup, that rings when struck.
verb To attach a bell to something.
verb To flare out or take on a bell-like shape.

noun A button or device by an entrance that rings or chimes to alert people inside that someone is at the door.
verb (US politics) To go door to door canvassing, ringing bells to talk to residents.