Basic Guidelines For English Spellings
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1Located above the larynx.
2Phonetics
Of or relating to the part of the vocal tract located above the larynx; (of a speech sound or articulation) produced in this part of the vocal tract (rather than in the larynx).
Used interchangeably with supraglottal.
Mid 19th century; earliest use found in Edinburgh Medical and Surgical Journal. From supra- + laryngeal.