calcification

From calcify +‎ -ation.

• IPA^(key): /ˌkælsɪfɪˈkeɪʃən/
• Rhymes: -eɪʃən

calcification (countable and uncountable, plural calcifications)

1. The process of change into a stony or calcareous substance by the deposition of lime salt; -- normally, as in the formation of bone and of teeth; abnormally, as in calcareous degeneration of tissue.
   • 1871, The Dental Cosmos, volume 13, page 84:

     An examination of the tooth shows a beautiful specimen of calcification of the dental pulp.