(Figuratively) The process of becoming fixed, unchanging, and out of date.
The act or process of becoming hard or harder.
The hardening or calcification of soft tissue into a bonelike material.
Find another word for petrifaction. In this page you can discover 9 synonyms, antonyms, idiomatic expressions, and related words for petrifaction, like: fossilization, solidification, hardening, toughening, firmness, compactness, ossification, calcification and petrification.