quilisma

noun In medieval musical notation, a sign or neume denoting a shake or trill.

quilisma (plural quilismata) (music) A neume of uncertain meaning, consisting of several jagged lines.

neume, in musical notation, a sign for one or a group of successive musical pitches, predecessor of modern musical notes.

The Kyrie, Gloria, Credo, Sanctus, Benedictus and Agnus Dei use the same text in every service of the Mass. Because they follow the regular invariable "order" of the Mass, these chants are called "Ordinary".

In singing, the term melisma refers to a passage of music that has a group of notes that are sung with just one syllable of text. This is the opposite of syllabic singing, which is singing one note per syllable.

We use the term "vocable" to describe sounds singers make that are outside of intelligible language. Beyond "oohs" and "aahs" it would also include whoops, screams, pops, clicks, lip buzzes and any of the other thousands of sounds the human voice can make.

In music theory, musical notation is a series of symbols and markings that inform musicians how to perform a composition. It can take a number of forms: Standard notation on 5-line musical staves. Lead sheets with a melody written on a 5-line staff and chords written using a letter-and-number-based notation.

Organum (/ˈɔːrɡənəm/) is, in general, a plainchant melody with at least one added voice to enhance the harmony, developed in the Middle Ages.

Gregorian chant. noun. : a simple tune with no regular rhythm that is sung in unison and without accompaniment in services of the Roman Catholic Church.

chant. / (tʃɑːnt) / noun. a simple song or melody. a short simple melody in which several words or syllables are assigned to one note, as in the recitation of psalms.

Melisma (Greek: μέλισμα, mélisma, lit. 'song'; from μέλος, melos, 'song, melody', plural: melismata) is the singing of a single syllable of text while moving between several different notes in succession.

And it's that technique normally we hear it in singing. The word that's being sung of syllable. Will be extended over a long range of notes a run of notes. So it's a sort of a vocal flourish.