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Close-mid back rounded vowel

Vowel sound represented by ⟨o⟩ in IPA

Close-mid back rounded vowel

Summary

Vowel sound represented by ⟨o⟩ in IPA

FieldValue
ipa symbolo
ipa number307
decimal111
x-sampao
brailleo
imagefileIPA Unicode 0x006F.svg

|x-sampa=o

The close-mid back rounded vowel, or high-mid back rounded vowel, is a type of vowel sound used in some spoken languages. The symbol in the International Phonetic Alphabet that represents this sound is .

Close-mid back protruded vowel

The close-mid back protruded vowel is the most common variant of the close-mid back rounded vowel. It is typically transcribed in IPA simply as , and that is the convention used in this article. As there is no dedicated diacritic for protrusion in the IPA, the symbol for the close-mid back rounded vowel with an old diacritic for labialization, , can be used as an ad hoc symbol for the close-mid back protruded vowel. Another possible transcription is or (a close-mid back vowel modified by endolabialization), but this could be misread as a diphthong.

In English, the symbol is typically associated with the vowel in the "goat", but in Received Pronunciation and General American, that vowel is a diphthong whose starting point may be unrounded and more centered than .

For the close-mid near-back protruded vowel that is usually transcribed with the symbol , see near-close back protruded vowel. If the usual symbol is , the vowel is listed here.

Features

[o]}}

Occurrence

Because back rounded vowels are assumed to have protrusion, and few descriptions cover the distinction, some of the following may actually have compression.

LanguageWordIPAMeaningNotes
AfrikaansStandardbok'goat'
BavarianTraunmüller1982}}, cited in
Bengaliতোমার'your'May be closer to mid . See Bengali phonology
Bulgarianуста / bg'mouth'Unstressed allophone of and . See Bulgarian phonology
Catalansóc'I am'See Catalan phonology
CzechBohemianoko'eye'
DanishStandardkone'wife'
DutchStandard Belgiankool'cabbage'
EnglishEstuary*yawn*'yawn'
Cockney
Received PronunciationTypically transcribed with . See English phonology
South AfricanGeneral and Broad varieties. Cultivated SAE has a more open vowel. See South African English phonology
General Indian*go*'go'
General PakistaniVaries between .
Singaporean
Birmingham and the Black Country*cut*'cut'Corresponds to in other dialects.
Estoniantool'chair'See Estonian phonology
Faroesetola'to endure'May be a diphthong instead. See Faroese phonology
Frenchréseau'network'See French phonology
GermanStandardoder'or'
Upper Saxonsondern'except'Pharyngealized; corresponds to in Northern Standard German. The example word is from the Chemnitz dialect.
GreekSfakianμεταφράζω / el'translate'
Hindustani (Hindi-Urdu)ज़ोर/زور / hi'strength, power'See Hindustani phonology
Hungariankór'disease'See Hungarian phonology
Italianombra'shade'See Italian phonology
Kaingangpipo'toad'
Khmerម៉ូលេគុល / km'molecule'See Khmer phonology
Korean노래 / ko'song'See Korean phonology
KurdishKurmanji (Northern)roj'day'
Sorani (Central)رۆژ / ku
LatinClassicalsol'sun'
LimburgishMost dialectshoof'garden'
Lower Sorbianwocy'(two) eyes'Diphthongized to in slow speech.
LuxembourgishSonn'sun'Sometimes realized as open-mid . See Luxembourgish phonology
Malaymampus'die'Allophone of in closed-final syllables. May be or depending on the speaker. See Malay phonology
Malayalamന്ന് / ml'one'See Malayalam phonology
Marathiदोन / mr'two'See Marathi phonology
Minangkabausado'all'
Mpadesko'field'
NorwegianMost dialectslov'law'
Persianلاک‌پشت / fa'turtle'
Portuguesedodô'dodo'See Portuguese phonology
Polishwiośnie'spring'Allophone of between palatal or palatalized consonants. See Polish phonology
Romanianacolo'there'See Romanian phonology
Saterland Frisiandoalje'to calm'Near-back; typically transcribed in IPA with . Phonetically, it is nearly identical to (). The vowel typically transcribed in IPA with is actually near-close .
ShiwiarAllophone of .
SlovakSome speakerstelefón'telephone'
Slovenemoj'my'See Slovene phonology
Sothopontsho'proof'Contrasts close, near-close and close-mid back rounded vowels. See Sotho phonology
Spanishcamión'truck'See Spanish phonology
SwedishCentral Standardpå'on'
Ukrainianмолодь / uk'youth'See Ukrainian phonology
Upper SorbianBóh'god'Diphthongized to in slow speech.
Welshnos'night'See Welsh phonology
West Frisianbok'billy-goat'See West Frisian phonology
Wu ChineseShanghainese瓜 / wuu'melon'
Yorubaegba mi o'help'

Close-mid back compressed vowel

As there are no diacritics in the IPA to distinguish protruded and compressed rounding, an old diacritic for labialization, (the opposite of ), will be used here as an ad hoc symbol for compressed back vowels. It was only added to Unicode in 2025, however, and it may take some time for font support to catch up. Compression of the lips can be shown with the letter as (simultaneous and labial compression) or ( modified with labial compression), though that can suggest that the vowel is a diphthong.

Only Wu Chinese is known to contrast it with the more typical protruded (endolabial) close-mid back vowel, but the height of both vowels varies from close to close-mid.

Features

Occurrence

LanguageWordIPAMeaningNotes
Wu ChineseShanghainese都 / wuu'capital'

Notes

References

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References

  1. {{Vowel terminology
  2. {{Harvcoltxt. Traunmüller. 1982, cited in {{Harvcoltxt. Ladefoged. Maddieson. 1996
  3. (2013). "West Midlands English: Birmingham and the Black Country".
  4. Persson, Anna. (2024). "The acoustic characteristics of Swedish vowels". Phonetica.
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