quinceañera

or quin·ce·a·ne·ra

[keen-sey-ah-nyair-uh]

Origin of quinceañera

1970–75; < Spanish, feminine of quinceañero 15-year-old < quince 15 (< Latin quīndecim) + año year (< Latin annus) + -ero adj. suffix (< Latin -ārius)
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019