petrologicaladj.
/ˌpɛtrəˈlɒdʒᵻkl/, U.S. /ˌpɛtrəˈlɑdʒək(ə)l/ Of or relating to petrology.
ΘΚΠ
the world > the earth > earth sciences > geology > [adjective] > petrology or petrography
petrographical1651
lithological1797
petrographic1800
petrological1814
lithologic1828
lithographical1872
petrologic1879
1814 Edinb. Rev. 23 64 By reading through this petralogical performance.
1864 J. B. Jukes in Reader 4 678/2 The lithological composition and petrological structure of the rocks immediately beneath it.
1954 J. F. Kirkaldy Gen. Princ. Geol. xi. 157 A thin section of the rock must be examined under a petrological microscope.
1969 D. J. Mulvaney Prehist. Austral. 97 At the present time, petrological studies of Aboriginal artifacts are in their infancy.
1990 P. Kearey & F. J. Vine Global Tectonics ii. 16 The petrological necessity of a two-layered crust no longer exists and..it is preferable to use the terms upper and lower crustal layer.
Derivatives
petroˈlogically adv.
ΘΚΠ
the world > the earth > earth sciences > geology > [adverb] > petrology or petrography
lithologically1845
petrographically1845
petrologically1845
1845 Jrnl. Asiatic Soc. Bengal 14 i. 283 The schists..of Kittoor resemble, petrologically, the jaspideous schists of Bellary and Sondur.
1953 John o' London's Weekly 3 July 588/3 Petrologically they are the same stones, but imaginatively they are not. Conversion from a wild ruin to a preserved ancient monument has wrought the fundamental change of something romantic into something academic.
1988 Nature 22 Sept. 295/2 Carbonatites have had a controversial history because of the presumed impossibility of a carbonate-rich magma existing at petrologically reasonable temperatures and pressures.
This entry has been updated (OED Third Edition, December 2005; most recently modified version published online March 2022).
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adj.1814