[ pe-truh-fak-shuh n ]
/ ˌpɛ trəˈfæk ʃən /


the act or process of petrifying; the state of being petrified.
something petrified.


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Also pet·ri·fi·ca·tion [pe-truh-fi-key-shuh n] /ˌpɛ trə fɪˈkeɪ ʃən/.

Origin of petrifaction

1640–50; petri- + -faction < Latin factiōn- (stem of factiō) a making. See petrify, faction1

OTHER WORDS FROM petrifaction

pet·ri·fac·tive, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for petrifaction

British Dictionary definitions for petrifaction


petrification (ˌpɛtrɪfɪˈkeɪʃən)

/ (ˌpɛtrɪˈfækʃən) /


the act or process of forming petrified organic material
the state of being petrified
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for petrifaction

[ pĕt′rə-făkshən ]


A process of fossilization in which dissolved minerals replace organic matter.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Scientific definitions for petrifaction

[ pĕt′rə-făkshən ]

The process by which organic materials are turned into rock. Petrifaction occurs when water that is rich with inorganic minerals, such as calcium carbonate or silica, passes slowly through organic matter, such as wood or bone, replacing its cellular structure with minerals.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.