men is'cus

[G. meniskos, crescent.] concavoconvex lens thicker In the center than at the sides, the convexity being greater than the concavity. z. An inter art lou lar fibrocartUage of crescentlc or discoid shape found in certain joints; called also m. articular is [BNA]. conver'ging m., meniscus in which the convexity exceeds the concavity, positive m. diver'ging m., a concavoconvex lens In which the concavity has a greater radius than the convexity, a negative m. m. later a'Us [BNA], lateral meniscus, external semilunar fibrocartilage, attached to the outer border of the upper articular surface of the tibia, m. media'lis [BNA], medial meniscus, internal semilunar fibrocartilage of the knee-joint, attached to the inner border of the upper articular surface of the tibia, neg'ative m., diverging m. pos'itive m., converging m.