1. to give a new name to something or someone
2. to baptize again in a Christian ceremony
Usage: religious

Examples

• The company decided to rechristen their flagship product with a more modern name.
• After the merger, they rechristened the building as the Innovation Center.
• The street was rechristened in honor of the civil rights leader.
• The ship was rechristened before its maiden voyage under new ownership.
• Some converts choose to be rechristened when joining a new denomination.
• The theater was rechristened after its major renovation.