SIGMOID CAVITY


Meaning of SIGMOID CAVITY in English

noun

: either of two articulatory surfaces in the elbow:

a. : semilunar notch — called also greater sigmoid cavity

b. : a surface on the inner side of the distal end of the radius for articulation with the ulna — called also lesser sigmoid cavity

Webster's New International English Dictionary.      Новый международный словарь английского языка Webster.