Diesis: Difference between revisions

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{{Wikipedia}}
{{Wikipedia}}
The '''diesis''' (/ˈdaɪəsɪs/ ''DY-ə-sis''; plural ''dieses'') most commonly refers to:  
The '''diesis''' (/ˈdaɪəsɪs/ ''DY-ə-sis''; plural ''dieses'') most commonly refers to:  
* The difference between two enharmonic notes in a scale. See ''[[Diesis (scale theory)]]'';
* [[128/125]], the ''augmented comma'' or ''lesser diesis'';  
* by extension, [[128/125]] (≈ 41¢), the ''augmented comma'' or ''lesser diesis'';  
** rarely, [[648/625]], the ''diminished comma'' or ''greater diesis'';  
** rarely, [[648/625]], the ''diminished comma'' or ''greater diesis'';  
* by extension, a melodic unit of about the size of 128/125. See ''[[Diesis (melodic unit)]]''.
* By extension, a melodic unit of about the size of 128/125 (≈ 41¢). See [[Diesis (interval region)]];
 
* By extension, the difference between two enharmonic notes in a scale. See [[Diesis (scale theory)]].
Intervals with the word in the name:
* [[Magic comma]], or ''small diesis''
* [[Porcupine comma]], or ''maximal diesis''
* [[Tetracot comma]], or ''minimal diesis''
* [[49/48]], the ''large septimal diesis''
* [[50/49]], the ''septimal tritonic diesis''


In addition, there are a number of archaic usages in [[Ancient Greek music]]:  
In addition, there are a number of archaic usages in [[Ancient Greek music]]:  
* [[256/243]], known as the limma today;  
* [[256/243]], known as the limma today;  
* a variety of quartertones.  
* A variety of quartertones.  


== Normal diesis ==
== Normal diesis ==
The '''normal diesis''' (≈ 38.7¢) is an [[interval size measure]] defined as one step of [[31edo]].
The '''normal diesis''' ( 38.7¢) is an [[interval size measure]] defined as one step of [[31edo]].


== See also ==
== See also ==