scandŭla

I. a shingle for a roof (so named from their rising, like steps, one above the other); mostly plur., Hirt. B. G. 8, 42 init.; Plin. 16, 10, 15, § 36; 16, 10, 18, § 42; Col. 8, 3, 6; Vitr. 2, 1; Isid. 19, 19, 7; Pall. 1, 22.