Knowra Mid central vowel Mid central vowel A vowel articulated with the tongue midway between close and open and centrally between front and back. Its exact quality varies across languages and phonetic contexts.
Vowel : A speech sound produced with an open vocal tract and without a constriction that creates turbulent airflow. Mid central vowels belong to this broad class of speech sounds.
Tongue position : The location and shape of the tongue during speech articulation. A mid central quality requires a tongue body neither raised nor lowered to an extreme, nor shifted forward or back.
Close-mid central unrounded vowel : A vowel articulated between close and mid height, centrally, without lip rounding; represented by ⟨ɘ⟩. Its tongue is higher than the mid central position.
English phonology : The sound system of English, including its vowel contrasts, syllable patterns, and phonological processes. English uses schwa extensively in unstressed syllables, though its precise realization varies.
Vowel height : The vertical position of the tongue body during vowel articulation, ranging from close to open. Mid height places the tongue between the close and open extremes.
Lip rounding : The narrowing or protrusion of the lips during speech sound production. Rounding can alter the acoustic quality of a central vowel without changing its central tongue position.
Open-mid central unrounded vowel : A vowel articulated between mid and open height, centrally, without lip rounding; represented by ⟨ɜ⟩. Its tongue is lower than the mid central position.
Phonetic transcription : The representation of speech sounds with symbols that capture pronunciation rather than spelling. Transcription distinguishes a central vowel from nearby qualities when pronunciation matters.
Vowel backness : The front-to-back position of the tongue body during vowel articulation. Central position lies between front and back vowel positions.
Formant : A resonance frequency of the vocal tract that shapes the spectrum of a speech sound. Formant patterns provide acoustic evidence for a vowel’s height and backness.
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