Relating to both the alveolar ridge (tooth socket area) and the tongue; involving the space between teeth and tongue.
From alveolus + lingual (from Latin lingua, tongue) + -al. A dental anatomical term for the lingual (tongue-side) surface of teeth.
Your tongue naturally fits into the alveololingual space, and speech therapists use this knowledge—the precise contact between your tongue and alveolar ridge determines whether you pronounce 'd' or 't' sounds correctly.
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