D defs.my
Entry 3 senses · 2 variants Webster, 1913

Ossify

/äs'-əf-īˌ/ · Os·si·fy · IPA /ˈɑ.sə.faɪ/
01 v. t. To form into bone; to change from a soft animal substance into bone, as by the deposition of lime salts.
imp. & p. p. Ossified; p. pr. & vb. n. Ossifying
  1. 1.
    To form into bone; to change from a soft animal substance into bone, as by the deposition of lime salts.(Physiol.)
  2. 2.
    To harden; as, to ossify the heart.(Fig.)
02 v. i. To become bone; to change from a soft tissue to a hard bony tissue.
  1. 1.
    To become bone; to change from a soft tissue to a hard bony tissue.(Physiol.)