Definitions

from the GNU version of the Collaborative International Dictionary of English.

  • A combining form from Gr. pe`tra a rock, pe`tros a stone.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • prefix of or pertaining to stone
  • prefix of or pertaining to petroleum-based products
  • prefix neologism Pertaining to, or funded by, oil export

Etymologies

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