DOMINICAL a.
er twenty-eight years the same letters return in the same order. The dominical letters go backwards one day every common year, and two every leap year; e. g., if the dominical letter of a common year be G, F will be the dominical letter for the next year. Called also Sunday letter. Cf. Solar cycle, under Cycle, n.…
DOMINO n.
, with twenty-eight pieces of wood, bone, or ivory, of a flat, oblong shape, plain at the back, but on the face divided by a line in the middle, and either left blank or variously dotted after the manner of dice. The game is played by matching the spots or the blank of an unmatched half of a domino already played Hoyle…