noun, masculine

supercarburant

/sy.pɛʁ.kaʁ.by.ʁɑ̃/

noun, masculine/sy.pɛʁ.kaʁ.by.ʁɑ̃/plural: supercarburants

supercarburant is masculine in French.

four-star petrol (UK), premium gas (US)

From super- + carburant.