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Medical Definition of Monticulus
1. 1. Any slight rounded projection above a surface. 2. The central portion of the superior vermis forming a projection on the surface of the cerebellum; its anterior and most prominent portion is called the culmen, its posterior sloping portion, the declive. Origin: L. Dim. Of mons, mountain Palmar monticuli, three small elevations in the distal palm corresponding to the window-like deficiencies in the distal palmar aponeurosis between the four longitudinal bundles and proximal to the superficial transverse metacarpal ligament. (05 Mar 2000)