1) Forming or becoming bone 
• (a.) Capable of producing bone; having the power to change cartilage or other tissue into bone.
(ә-sif´ik) forming or becoming bone.
Os·sif'ic adjective [ Latin os , ossis , bone + facere to make: confer French ossifique . See Fact .] Capable of producing bone; having the power to change cartilage or other tissue into bone. 
Type: Term Pronunciation: ŏ-sif′ik Definitions: 1. Relating to a change into, or formation of, bone.