In the underlying phrase quince años, the Spanish word años means “years.”
The phrase quince años literally means “fifteen years,” which explains the age-centered name quinceañera. Quince supplies the number, and años supplies the unit of age. The ñ is pronounced with a sound similar to the “ny” in canyon.
The word is sometimes misunderstood by English speakers because the accent and tilde are easy to omit in typing. In Spanish, años and anos are not interchangeable: the ñ changes the word. Correct spelling is especially important in invitations, programs, and published descriptions of the tradition.
The linguistic meaning does not prescribe every ceremonial detail. Families may add a religious service, reception, symbolic gifts, speeches, music, or formal attendants, but the central age reference remains fifteen years. The same term can therefore describe celebrations with quite different local styles.