Definition for "Back vowel"

Back vowel - (Noun)

phonetics Any vowel sound produced in the back of the mouth. Examples: "u" in “rule” and "o" in “pole”.
....Source from : Wiktionary

Back vowel - (General)

1. A back vowel is a type of vowel sound used in some spoken languages. The defining characteristic of a back vowel is that the tongue is positioned as far back as possible in the mouth without creating a constriction that would be classified as a consonant. ...
Source or sample of word "back vowel"
2. Any vowel sound produced in the back of the mouth. Examples: "u" in “rule” and "o" in “pole”
Source or sample of word "back vowel"
3. A vowel made with the topmost portion of the tongue in the back of the oral cavity. These include the vowel sounds found in ooze, oomph, go, law, and father. For a list of IPA phonetic transcriptions for vowels in PDF format, click here.
Source or sample of word "back vowel"
....Source from : Google Definitions