Webster's Revised Unabridged Dictionary · 1913

Pissasphalt

Pissasphalt , noun

[Latin pissasphaltus, Greek {not transcribed}; {not transcribed} pitch + {not transcribed} asphalt: compare French pissasphalte.]

(Mineralogy) Earth pitch; a soft, black bitumen of the consistency of tar, and of a strong smell. It is inflammable, and intermediate between petroleum and asphalt.