/kal'seuh fi kay"sheuhn/ , n.
1. a changing into lime.
2. Physiol. the deposition of lime or insoluble salts of calcium and magnesium, as in a tissue.
3. Anat. , Geol. a calcified formation.
4. a soil process in which the surface soil is supplied with calcium in such a way that the soil colloids are always close to saturation.
5. a hardening or solidifying; rigidity: As the conflict developed, there was an increasing calcification of attitudes on both sides.
[ 1840-50; CALCIFIC + -ATION ]