Petrology
/pəˈtrɑːlədʒi/
Definition 1 of 1
Pro Tip 1/3Academic Term
Used mainly in educational or scientific settings, not in everyday conversation. 
She published a paper on the petrology of metamorphic rocks.
Pro Tip 2/3Scientific Discipline
Refers to a branch of geology; knowledge of geology may help understand petrology better. 
John's interest in geology led him to study petrology at the university.
Pro Tip 3/3Specialization Field
Can indicate someone's expertise or the specific area of study within geology. 
She is a geologist with a specialization in petrology.