any one of eight primary, purportedly invariant, sustained vowel sounds that constitute a reference set for describing the vowel inventory of a language.
2.
any one of the eight or more supplementary or secondary cardinal vowels.
any one of a variety of ingressive, usually implosive, speech sounds produced by suction occlusion and plosive or affricative release
articulated with relatively relaxed tongue muscles
a vowel or a voiced consonant or semivowel that is neither a stop nor an affricate
an articulated narrowing of the vocal tract that audibly obstructs the flow of air in consonants or defines a connection among resonance cavities in vowels
a movable organ, as the tongue, lips, or uvula, the action of which is involved in the production of speech sounds
articulated so that the breath passes on either or both sides of the tongue, as l