English Explanatory Dictionary

petro-

English dictionary entry

Meanings

prefix
  1. stone
  2. petroleum
  3. oil export, sometimes as a source of funding
  4. petrous

Word forms

petro-

Etymology

Etymology tree Ancient Greek πέτρᾱ (pétrā)der. Latin petrader. English petro- * From Latin petra (“stone, rock”), from Ancient Greek πέτρα (pétra, “stone, rock”). * Clipping of petroleum.

Related words

oleo-
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