lithology
noun
li·thol·o·gy
li-ˈthä-lə-jē 
plural lithologies
1
: the study of rocks
2
: the character of a rock formation
also
: a rock formation having a particular set of characteristics
Examples of lithology in a Sentence
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Start at the visitor center, where experts share knowledge about the area’s geology and lithology.
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Josh Laskin, Travel + Leisure, 1 Sep. 2023
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Josh Laskin, Travel + Leisure, 1 Sep. 2023
Cite this Entry
“Lithology.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/lithology. Accessed 4 Nov. 2025.
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lithology
noun
li·thol·o·gy
lith-ˈäl-ə-jē
: the study of rocks
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