See Also: fifteenth(medicine)
fifteenth(dictionary)
FIFTEENTH, Eng(law)

fifteenth (iou)



fifteenth adjective & noun (ordinal numeral).
[Old English fifteoTa, repl. in Middle English by forms from FIFTEEN + -TH2.]
A. adjective. Next in order after the fourteenth, that is number fifteen in a series, (represented by 15th). OE.
fifteenth part arch. = sense B.2 below.
Henry Fielding And here we put an end to the fifteenth book. J. Ruskin Dull inventions of the fifteenth century.
b. noun.
The fifteenth person or thing of a category, series, etc., identified contextually, as day of the month, (following a proper name) person, esp. monarch or pope, of the specified name, etc. OE.
N. Torriano She having had a very bad Night from the Fourteenth to the Fifteenth.
Each of fifteen equal parts into which something is or may be divided (Hist. a tax equal to one such part formerly imposed on personal property), a fraction which when multiplied by fifteen gives one, (= fifteenth part above). LME.
W. Blackstone Tenths and fifteenths were temporary aids..granted to the king by Parliament.
Music. An interval embracing fifteen notes on the diatonic scale; a note a fifteenth above another given note; a chord of two notes a fifteenth apart. Also, an organ-stop sounding fifteen notes above the open diapason. LME.
Comb.: Forming compound numerals with multiples of a hundred, as five-hundred-and-fifteenth (515th) etc.
fifteenthly adverb in the fifteenth place M17.