Fifteenth

In music, a fifteenth or double octave, abbreviated 15ma, is the interval between one musical note and another with one-quarter the wavelength or quadruple the frequency. The fourth harmonic, it is two octaves. It is referred to as a fifteenth because, in the diatonic scale, there are 15 notes between them if one counts both ends (as is customary)...
Found on http://en.wikipedia.org/wiki/Fifteenth

Fifteenth

• (a.) Next in order after the fourteenth; -- the ordinal of fifteen. • (a.) Consisting of one of fifteen equal parts or divisions of a thing. • (n.) A species of tax upon personal property formerly laid on towns, boroughs, etc., in England, being one fifteenth part of what the personal property in each town, etc., had been valued at...
Found on http://thinkexist.com/dictionary/meaning/fifteenth/

fifteenth

1. Next in order after the fourteenth; the ordinal of fifteen. ... 2. Consisting of one of fifteen equal parts or divisions of a thing. ... Origin: OE. Fiftenthe; cf. Fiftethe, AS. Fiftea. See Fifteen. ... 1. One of fifteen equal parts or divisions; the quotient of a unit divided by fifteen. ... 2. A species of tax upon personal property formerly l...
Found on http://www.encyclo.co.uk/local/20973

fifteenth

15th adjective coming next after the fourteenth and just before the sixteenth in position
Found on https://www.encyclo.co.uk/local/20974

Fifteenth

Fif'teenth` adjective [ Middle English fiftenthe ; confer fiftethe , Anglo-Saxon fīfteō├░a . See Fifteen .] 1. Next in order after the fourteenth; -- the ordinal of fifteen. 2. Consisting of one of fifteen equal parts or divisions of a thing. ...
Found on http://www.encyclo.co.uk/webster/F/26

Fifteenth

In music, a fifteenth is a stop in an organ tuned two octaves above the diaposon. In music a fifteenth is an interval consisting of two octaves.
Found on http://www.probertencyclopaedia.com/browse/VF.HTM

fifteenth

tax of one fifteenth of annual income
Found on http://www.tudorrevels.co.uk/glossary.php

fifteenth

[adj] - coming next after the fourteenth and just before the sixteenth in position 2. [n] - position 15 in a countable series of things
Found on http://www.webdictionary.co.uk/definition.php?query=fifteenth
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