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Combustion vs Petrogenic - What's the difference?

combustion | petrogenic |

As a noun combustion

is (chemistry) the act or process of burning.

As an adjective petrogenic is

of or pertaining to the formation of rock or petrogenic can be (of hydrocarbons etc) produced by the incomplete combustion of petroleum.

combustion

English

(wikipedia combustion)

Noun

(en noun)
  • (chemistry) The act or process of burning.
  • A process where two chemicals are combined to produce heat.
  • A process wherein a fuel is combined with oxygen, usually at high temperature, releasing heat.
  • (figuratively) Violent agitation, tumult.
  • * Mede
    • There [were] great combustions and divisions among the heads of the university.
  • * Dryden
    • But say from whence this new combustion springs.

    Synonyms

    * (act or process of burning) incineration, cremation

    Related terms

    * combustible * combustive * combustor * spontaneous combustion

    Hyponyms

    * deflagration * detonation

    petrogenic

    English

    Etymology 1

    (etyl)

    Adjective

    (-)
  • Of or pertaining to the formation of rock

    • Etymology 2

    petrol + -genic

    Adjective

    (-)
  • (of hydrocarbons etc) Produced by the incomplete combustion of petroleum