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An open-mid vowel (also mid-open vowel, low-mid vowel, mid-low vowel or half-open vowel) is any in a class of vowel sound used in some spoken languages. The defining characteristic of an open-mid vowel is that the tongue is positioned one third of the way from an open vowel to a close vowel.
The open-mid vowels that have dedicated symbols in the International Phonetic Alphabet are:
Other open-mid vowels can be indicated with diacritics of relative articulation applied to letters for neighboring vowels.