WordWeb Online

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

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

Antonym: decalcify

Encyclopedia: Calcify