petro

[ pe-troh ]
/ ˈpɛ troʊ /
|

adjective

of or relating to petroleum or the petroleum industry.

noun

Canadian. the federally owned petroleum industry.

Nearby words

  1. petrify,
  2. petrillo,
  3. petrillo, james caesar,
  4. petrine,
  5. petrinism,
  6. petro-,
  7. petrobrusian,
  8. petrobutanol,
  9. petroccipital,
  10. petrochemical

Origin of petro

First recorded in 1970–75; independent use of petro-2

petro-

1

a combining form meaning “rock,” “stone,” used in the formation of compound words: petrology.
Also petri-; especially before a vowel, petr-.

Origin of petro-

1
< Greek, combining form of pétra rock, pétros a stone

petro-

2

a combining form meaning “petroleum,” “the extraction and export of petroleum,” used in the formation of compound words: petrochemistry; petropower.

Origin of petro-

2
extracted from petroleum

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for petro


British Dictionary definitions for petro

petro-

before a vowel petr-

combining form

indicating stone or rockpetrology
indicating petroleum, its products, etcpetrochemical
of or relating to a petroleum-producing countrypetrostate

Word Origin for petro-

from Greek petra rock or petros stone

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for petro
Online Etymology Dictionary, © 2010 Douglas Harper

Medicine definitions for petro

petro-

pref.

Rock; stone; stone-like hardness:petrous.

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.