rigidify
verb
ri·gid·i·fy rə-ˈji-də-ˌfī 
rigidified; rigidifying
transitive verb
: to make rigid
intransitive verb
: to become rigid
rigidification
rə-ˌji-də-fə-ˈkā-shən
noun 
Word History
First Known Use
1842, in the meaning defined at transitive sense
rigidify
verb
as in to ossify
Synonyms & Similar Words
Relevance
- ossify
- crystallize
- calcify
- stiffen
- petrify
- gelatinize
- crystalize
- coagulate
- gel
- thicken
- jell
- jelly
- gelate
- solidify
- anneal
- clot
- indurate
- encrust
- temper
- freeze
- congeal
- harden
- callus
- incrust
- concrete
- cake
- case-harden
- set
- firm (up)
Antonyms & Near Antonyms
- soften
- liquefy
- dissolve
- melt
- liquify
- fuse
- thaw
- flux
- smelt
- deliquesce
- unfreeze