In cephalometrics, the most posterior midline point, above the chin, on the mandibula between the infradentate and the pogonion. SYN: point B. [supra- + L. mentum, chin]
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su·pra·men·ta·le (soo″prə-mən-taґle) in radiographic cephalometry, the most posterior midline point in the concavity between the infradentale and pogonion, determined on the lateral head film.Medical dictionary. 2011.