• (n.) A peculiar disease of the bones, in consequence of which they become softened and capable of being bent without breaking.
(mal″ә-kos´te-on) softening of the bones; osteomalacia.
Mal`a·cos'te·on noun [ New Latin , Greek from ... soft + ... bone.] (Medicine) A peculiar disease of the bones, in consequence of which they become softened and capable of being bent without breaking.