Definitions for petro-

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Random House Webster's College Dictionary

petro-

  1. a combining form meaning “rock,”“stone”:

    petrology.

    Category: Affix

Origin of petro-:

< Gk, comb. form of pétra rock, pétros a stone

petro-

  1. a combining form meaning “petroleum,”“the extraction and export of petroleum”:

    petrochemistry; petropower.

    Category: Affix

Wiktionary

  1. petro-(Prefix)

    of or pertaining to stone

  2. petro-(Prefix)

    of or pertaining to petroleum-based products

  3. Origin: # From petra, from .

Webster Dictionary

  1. Petro-(u)

    a combining form from Gr. / a rock, / a stone; as, petrology, petroglyphic


Translations for petro-

Kernerman English Multilingual Dictionary

petro-(verb)

to make (someone) very frightened; to terrify

The thought of having to make a speech petrified him.

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