Linguadental \Lin`gua*den"tal\ (l[i^][ng]`gw[.a]*d[e^]n"tal), a. [L. lingua tongue + E. dental.] (Phonetics) Formed or uttered by the joint use of the tongue and teeth, or rather that part of the gum just above the front teeth; dentolingual, as the letters d and t. Linguadental \Lin`gua*den"tal\, n. (Phonetics) An articulation pronounced by the aid or use of the tongue and teeth.