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Medical Term:


Pronunciation: dē′kal-si-fi-kā′shŭn


  1. Removal of lime or calcium salts, chiefly tricalcium phosphate, from bones and teeth, either in vitro or in vivo as a result of a pathologic process.
  2. Precipitation of calcium from blood as by oxalate or fluoride, or the conversion of blood calcium to an un-ionized form as by citrate, thus preventing or delaying coagulation.

[L. de-, away, + calx (calc-), lime, + facio, to make]