1. Become impregnated with calcium salts 
2. Become inflexible and unchanging
   "Old folks can calcify" 
3. Turn into lime; become calcified
   "The rock calcified over the centuries" 
4. Convert into lime
   "the salts calcified the rock"

Derived forms: calcified, calcifies, calcifying

See also: calcification, calcium

Type of: alter, change, change state, harden, indurate, modify, turn

Antonym: decalcify

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