Close-mid central unrounded vowel Close-mid central unrounded vowel The close-mid central unrounded vowel, or high-mid central unrounded vowel, is a type of vowel sound, used in some spoken languages. The symbol in the International Phonetic Alphabet that represents this sound is . This is a mirrored letter e, and should not be confused with the schwa , which is a turned e. It was added to the IPA in 1993; before that, this vowel was transcribed (Latin small letter e with umlaut, not Cyrillic small letter yo). Certain older sources transcribe this vowel . The letter may be used with a lowering diacritic ,
Open-mid front rounded vowel Open-mid front rounded vowel The open-mid front rounded vowel, or low-mid front rounded vowel, is a type of vowel sound, used in some spoken languages. Acoustically, it is an open-mid front-central rounded vowel. The symbol in the International Phonetic Alphabet that represents the sound is . The symbol œ is a lowercase ligature of the letters o and e. The sound , a small capital version of the ligature, is used for a distinct vowel sound: the open front rounded vowel. The open-mid front compressed vowel is typically transcribed in IPA simply as , which is the convention used in