What does “Misa de acción de gracias” mean in a quinceañera context?

In a quinceañera context, “Misa de acción de gracias” means “Thanksgiving Mass.”

The Spanish phrase literally refers to a Mass of thanksgiving. In Catholic quinceañera traditions, it describes a church service giving thanks for the celebrant’s life and asking for a blessing as she reaches her fifteenth birthday.

The service may include the celebrant’s family, sponsors, attendants, and congregation. Practices differ by parish and country, so the service’s prayers, readings, music, and ceremonial details are not identical everywhere. Some communities use the shorter description quinceañera Mass.

This service is not a wedding, baptism, or legal coming-of-age rite. It is associated with a birthday milestone and religious thanksgiving. Many modern quinceañeras are secular, and families may hold only a reception or party. The phrase therefore describes a common Catholic component, not a requirement of every celebration using the name quinceañera.