Definition of petrifaction in English:

petrifaction

Syllabification: pet·ri·fac·tion
Pronunciation: /ˌpetrəˈfakSHən
 
/

noun

Another term for petrification.

Definition of petrifaction in:

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Word of the day neoteny
Pronunciation: niːˈɒt(ə)ni
noun
retention of juvenile features in the adult animal