Macron

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The macron originated in Greco-Roman poetry, where it was used for marking long syllables. It's use has since been extended to marking long vowels.[1]

Macron in Unicode

Characters with Macron
¯ ˉ ◌̄ Ā ā Ǟ ǟ Ǡ ǡ Ǣ ǣ Ē ē
U+00AF U+02C9 U+0304 U+0100 U+0101 U+01DE U+01DF U+01E0 U+01E1 U+01E2 U+01E3 U+0112 U+0113
Macron Modifier Letter Macron Combining Macron Latin Capital Letter A With Macron Latin Small Letter A With Macron Latin Capital Letter A With Diaeresis And Macron Latin Small Letter A With Diaeresis And Macron Latin Capital Letter A With Dot Above And Macron Latin Small Letter A With Dot Above And Macron Latin Capital Letter Ae With Macron Latin Small Letter Ae With Macron Latin Capital Letter E With Macron Latin Small Letter E With Macron
Note: May be confused with Overline, ‾ (U+203E); Combining Double Macron, ◌͞◌ (U+035E); or Superscript Minus, ⁻ (U+207B).
Ī ī Ō ō Ǭ
U+1E14 U+1E15 ​ U+1E16 U+1E17 U+1E20 U+1E21 U+012A U+012B U+1E38 U+1E39 U+014C ​ U+014D U+01EC
Latin Capital Letter E With Macron And Grave Latin Small Letter E With Macron And Grave Latin Capital Letter E With Macron And Acute Latin Small Letter E With Macron And Acute Latin Capital Letter G With Macron Latin Small Letter G With Macron Latin Capital Letter I With Macron Latin Small Letter I With Macron Latin Capital Letter L With Dot Below And Macron Latin Small Letter L With Dot Below And Macron Latin Capital Letter O With Macron Latin Small Letter O With Macron Latin Capital Letter O With Ogonek And Macron
ǭ Ȫ ȫ Ȭ ȭ Ȱ ȱ
U+01ED U+1E50 U+1E51 U+1E52 U+1E53 U+022A U+022B U+022C U+022D U+0230 U+0231 U+1E5C U+1E5D
Latin Small Letter O With Ogonek And Macron Latin Capital Letter O With Macron And Grave Latin Small Letter O With Macron And Grave Latin Capital Letter O With Macron And Acute Latin Small Letter O With Macron And Acute Latin Capital Letter O With Diaeresis And Macron Latin Small Letter O With Diaeresis And Macron Latin Capital Letter O With Tilde And Macron Latin Small Letter O With Tilde And Macron Latin Capital Letter O With Dot Above And Macron Latin Small Letter O With Dot Above And Macron Latin Capital Letter R With Dot Below And Macron Latin Small Letter R With Dot Below And Macron
Ū ū Ǖ ǖ Ȳ ȳ
U+016A U+016B U+1E7A U+1E7B U+01D5 U+01D6 U+0232 U+0233
Latin Capital Letter U With Macron Latin Small Letter U With Macron Latin Capital Letter U With Macron And Diaeresis Latin Small Letter U With Macron And Diaeresis Latin Capital Letter U With Diaeresis And Macron Latin Small Letter U With Diaeresis And Macron Latin Capital Letter Y With Macron Latin Small Letter Y With Macron

Macron in Natlangs

Uses of Macron
Use Language Letters Notes
High tone Mandarin (Pinyin romanization) Āā /a˥/, Ēē /ə˥/, Īī /i˥/, Ōō /ə˥/, Ūū /u˥/, Ǖǖ /y˥/ Note that these tone values are based on the Beijing dialect.[2]
Long vowel Croatian, Serbian Āā /aː/, Ēē /eː/, Īī /iː/, Ōō /oː/, R̄r̄ /r̩ː/, Ūū /uː/ The macron marks a long vowel without pitch accent. These letters are not used in the standard orthography of Croatian or Serbian, but in linguistic materials.[3]
Latgalian Āā /ɑː/, Ēē /eː/, Īī /iː/, Ōō /oː/, Ūū /uː/
Latvian Āā /ɑː/, Ēē /eː/ and /æː/, Īī /iː/, Ūū /uː/
Livonian Āā /ɑː/, Ǟǟ /æː/, Ēē /ɛː/, Īī /iː/, Ōō /oː/, Ȱȱ /ʊː/, Ȭȭ /ɨː/, Ūū /u/
Mid tone Min Nan (Pe̍h-ōe-jī orthography) Āā /a˧/, Āⁿ āⁿ /ã˧/, Ēē /e˧/, Ēⁿ ēⁿ /ẽ˧/, Īī /i˧/, Īⁿ īⁿ /ĩ˧/, M̄m̄ /m̩˧/, N̄g n̄g /ŋ̍˧/, Ōō /ə˧/, Ōⁿ ōⁿ /ɔ̃˧/, Ō͘ō͘ /ɔ˧/, Ūū /u˧/, Ūⁿ ūⁿ /u˧/ There is much variation in the tones and vowel qualities between different dialects of Min Nan. The vowel qualities here seem to be an approximation between the dialects,[4] while the tones here are as they are pronounced in Taipei.[5]

Macron in Conlangs

Uses of Macron
Usage Language Creator Letters Notes
Long vowel Qwynegold (Qwadralónia dialect) User:Qwynegold Āā /aː/, Ēē /eː, e̞ː/, Īī /ɪː, iː/, Ōō /o̜ː, oː/, Ūū /u̜ː, uː/, Ȳȳ /ʏː, yː/, Ā̈ā̈ /æː, ɛː/, Ō̈ō̈ /øː, œː/ There are no precomposed forms of Ā̈ā̈, Ō̈ō̈.

See Also

References