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[lith-uh-fi-key-shuh n] /ˌlɪθ ə fɪˈkeɪ ʃən/
noun, Geology
the process or processes by which unconsolidated materials are converted into coherent solid rock, as by compaction or cementation.
Also called induration.
Origin of lithification
1870-75; lith- + -i- + -fication Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for lithification
  • Cementation: the phase of lithification where cement fills the voids between grains attaching them to each other.
  • The sediments which surrounded these remains eventually turned to rock through the process of lithification.
  • Upon lithification, these sediments become limestone.
  • Little primary porosity and permeability remain in these rocks after the process of lithification.
  • Early diagenesis and lithification in carbonate sediments.
British Dictionary definitions for lithification


the consolidation of a loosely deposited sediment into a hard sedimentary rock
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
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Contemporary definitions for lithification

the process by which unconsolidated sediments are converted into solid stone or rock; also called induration


Compaction and cementation are two methods contributing to lithification.

Word Origin

Greek lithos 'rock''s 21st Century Lexicon
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