Synonym: 15th. Similar words: fifteen, fourteenth, thirteenth, fourteenth amendment, seventeen, green thumb, fifty, fifth. Meaning: [‚fɪftfɪːnθ] 
n. position 15 in a countable series of things. adj. coming next after the fourteenth and just before the sixteenth in position.
n. position 15 in a countable series of things. adj. coming next after the fourteenth and just before the sixteenth in position. 91. Have you received the monthly allowance and donation for incense due on the fifteenth?
92. Choral music in the modern sense came into being in the fifteenth century, it was an era of fervent devotion: to the Blessed Virgin, the Mass and the Magnificat.
93. The light above the elevator indicated that the elevator was then at the fifteenth floor.
More similar words: fifteen, fourteenth, thirteenth, fourteenth amendment, seventeen, green thumb, fifty, fifth, more often than not, private enterprise, read between the lines, sifter, gifted, uplifted, teen, teens, sixteen, canteen, weightlifter, fourteen, teenage, preteen, teenager, nineteen, eighteen, thirteen, in the end, in the teeth of, genteel, absentee.