A bell in a building which can be rung by visitors outside to signal their arrival.
I rang the doorbell but no one answered.
The doorbell rang, announcing the arrival of the guests to the party.
The repair technician pressed the doorbell to alert the residents that they had arrived.
The doorbell had a pleasant chime that echoed through the house when someone pressed it.
The doorbell camera allowed residents to see and communicate with visitors before opening the door.
