PETRO- Definition & Meaning

petro-

a combining form meaning “rock,” “stone,” used in the formation of compound words:
petrology.

petro-

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

petro

[ pe-troh ]

Phonetic (Standard)IPA

adjective

of or relating to petroleum or the petroleum industry.

noun

Canadian. the federally owned petroleum industry.

petro-

combining_form

indicating stone or rock
petrology
indicating petroleum, its products, etc
petrochemical
of or relating to a petroleum-producing country
petrostate

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51�Թ� History and Origins

Origin of petro-¹

< Greek, combining form of ��é�ٰ�� rock, ��é�ٰ��ǲ� a stone

Origin of petro-²

Extracted from petroleum

Origin of petro-³

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

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51�Թ� History and Origins

Origin of petro-¹

from Greek petra rock or petros stone

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Example Sentences

Examples have not been reviewed.

In January, Colombian President Gustavo Petro barred two US military flights carrying deported migrants from landing in his South American country.

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Petro relented after Trump promised to place crippling tariffs and sanctions on Colombia.

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However, Colombia’s progressive president Gustavo Petro now wants to go further and end the war on drugs altogether by legalizing cocaine, which he claims is no worse than whiskey.

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The PM referred to the Minsk ceasefire deal, made a decade ago between Putin and the then-Ukrainian President Petro Poroshenko, and violated by Putin.

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Back in 2014, per press reports, Putin warned then-Ukrainian President Petro Poroshenko that he could take not only Kyiv but also the capitals of the Baltic states, Poland, and Romania “within two days” if he wanted to.

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