Calcify

['kælsɪfaɪ]

(verb.) convert into lime; 'the salts calcified the rock'.

(verb.) turn into lime; become calcified; 'The rock calcified over the centuries'.

(verb.) become impregnated with calcium salts.

(verb.) become inflexible and unchanging; 'Old folks can calcify'.

Edited by Griffith--From WordNet

(v. t.) To make stony or calcareous by the deposit or secretion of salts of lime.

(v. i.) To become changed into a stony or calcareous condition, in which lime is a principal ingredient, as in the formation of teeth.

Checker: Uriah