petrologist

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English

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Etymology

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From petrology +‎ -ist.

Noun

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petrologist (plural petrologists)

  1. A geologist who specializes in petrology.
    • 2018, Tim Flannery, Europe: A Natural History, page 76:
      As Kirkpatrick worked, Otto Hahn - an intensely patriotic German lawyer and amateur petrologist turned Swedenborgian who believed life originated in outer space - was spending long hours staring down his microscope at what he took to be the fossilised remnants of algae.