Bell (noun)

1. A hollow metal instrument that sounds a clear musical note when struck, typically by means of a clapper inside.
2. A device in a church or clock tower that strikes a bell to indicate the time.

Origin:

Old english bell, of germanic origin; related to dutch bel and german glocke.

Examples:

1. He heard the bell ring.
2. She was ringing the bell.
3. The bell on the ship was used to signal the start of the voyage.
4. The bell tower had a beautiful bell.
5. The bell was rung to signal the end of class.