
the technique of changing the note (pitch) of a syllable of text while it is being sung
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http://en.wikipedia.org/wiki/Glossary_of_musical_terminology

Melisma (Greek: μέλισμα, melisma, song, air, melody; from μέλος, melos, song, melody), plural melismata, in music, is the singing of a single syllable of text while moving between several different notes in succession. Music sung in this style is referred to as melismatic, as opposed to syllabic, in which each syllable of text is match...
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http://en.wikipedia.org/wiki/Melisma

tune; melodic embellishment; ornamentation
Found on
http://phrontistery.info/m.html

• (n.) A grace or embellishment. • (n.) A piece of melody; a song or tune, -- as opposed to recitative or musical declamation.
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http://thinkexist.com/dictionary/meaning/melisma/

(from the article `clausula`) in music, a 13th-century polyphonic genre featuring two strictly measured parts: notable examples are the descant sections based on the Gregorian ... ...text and melody in early European music led to stylistic distinctions that have survived the ages. Thus, `syllabic` denotes a setting where one ....
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http://www.britannica.com/eb/a-z/m/67

the technique of changing the note (pitch) of a syllable of text while it is being sung
Found on
http://www.encyclo.co.uk/local/22287
Me·lis'ma noun ;
plural Melismata . [ New Latin , from Greek
me`lisma a song.]
(Mus.) (a) A piece of melody; a song or tune, -- as opposed to
recitative or musical declamation.
(b) A grace or embellishment.
Found on
http://www.encyclo.co.uk/webster/M/44

A melisma is a group of notes sung to a single syllable and used in plainsong and in other song.
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http://www.probertencyclopaedia.com/browse/VM.HTM

the technique of changing the note (pitch) of a syllable of text while it is being sung
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http://www.translationdirectory.com/glossaries/glossary307.php

passages with many notes (roughly, more than 8) for a single syllable.
Found on
https://www.arlima.net/the-orb/encyclop/culture/music/orbgloss.htm
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