The traditional formal presentation of a quinceañera to family and community is called a presentation.
The presentation is a public acknowledgment of the celebrant’s milestone. Depending on local custom, she may enter with attendants, be introduced by a master of ceremonies, receive symbolic gifts, or take part in a choreographed program.
This moment is often linked to older social traditions in which a young woman was formally introduced to the wider community. Contemporary families usually treat it as a family celebration rather than a marriage-market event or a legal ceremony.
Terminology differs by Spanish-speaking region and by event organizer. Some programs use “presentation,” “formal entrance,” or a Spanish phrase such as presentación en sociedad. The shared idea is the public honoring of the 15-year-old celebrant.