(Astron.)

the commonly received system of astronomy, first taught by Pythagoras, and afterward revived by Copernicus, whence it is also called the Copernican system.

See also: Pythagorean

Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.

References in periodicals archive

(75) The Pythagorean system can be rearranged according to the five ratios 1/1, 1/2, 2/3, 3/4, 8/9 in Timaeus, yet the results of ratios are exactly the same:

NUMBERS: HARMONIC RATIOS AND BEAUTY IN AUGUSTINIAN MUSICAL COSMOLOGY

Here notation is construed as the written representation of musical sound, and classified as follows: numerical recording of intervals within the Pythagorean system; pitch notation within the framework of musica plana (here pitch systems are separated from coniuncta and accidentals); neumatic notation and the labulabrevis; musica mensuralis and the organization of time; the generation of melody from a verbal text (as in the treatise Musica enchiriadis) and vocal counterpoint; and Greek and Daseian notation.

Notae Musicae Artis: Musical Notation in Polish Sources, 11th--6th Century & Musica Scripto: Kodeksy Menzuralne II Polowy XV wieku na wschodzie Europy Lacinskiej

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