PIS'SASPHALT, n. [Gr. pitch, and asphalt.] Earth-pitch; pitch mixed with bitumen, natural or artificial; a fluid opake mineral substance, thick and inflammable,but leaving a residuum after burning.
PIS'SA-SPHALT, n. [Gr. πισσασφαλτον; πισσα, turpentine, and ασφαλτος, asphalt; Sp. pisasfalto.]
Earth-pitch; a soft bitumen of the consistence of tar, black, and of a strong smell. It is inflammable, and intermediate between petroleum and asphalt, and appears to be a combination of naphtha and asphalt. It is now considered as a mere variety of petroleum. Deprived of its naphtha, asphalt remains.
- Earth pitch; a soft, black
bitumen of the consistence of tar, and of a strong smell. It is
inflammable, and intermediate between petroleum and asphalt.