GREGORIAN a.
ry XIII. in 1582, including the method of adjusting the leap years so as to harmonize the civil year with the solar, and also the regulation of the time of Easter and the movable feasts by means of epochs. See Gregorian year (below). -- Gregorian chant (Mus.), plain song, or canto fermo, a kind of unisonous music, acc…
HALLSTATT; HALLSTATTIAN a.
Of or pert. to Hallstatt, Austria, or the Hallstatt civilization. -- Hallstatt, or Hallstattian, civilization, a prehistoric civilization of central Europe, variously dated at from 1000 to 1500 b. c. and usually associated with the Celtic or Alpine race. It was characterized by expert use of bronze, a knowledge of iron…