: a light-colored volcanic tuff resembling pozzolana in composition and occurring especially on the lower Rhine where it is ground for use in a hydraulic cement
Word History
Etymology
Dutch trass, terras, from French terrasse pile of earth, terrace, from Middle French
terraces
noun
plural of terrace
as in balconies
a flat roofless structure attached to a building from their terraces residents of the high-rise have panoramic views of the city