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Pertaining to, or discovered by, Meton, the Athenian. Metonic cycle or year. (Astron.) See under Cycle.

pic period, a period of seventy-six years, proposed by Calippus, as an improvement on the Metonic cycle, since the 6940 days of the Metonic cycle exceeded 19 years by about a quarter of a day, and exceeded 235 lunations by something more.

cle or tricycle, or other light velocipede. Calippic cycle, a period of 76 years, or four Metonic cycles; -- so called from Calippus, who proposed it as an improvement on the Metonic cycle. -- Cycle of eclipses, a priod of about 6,586 days, the time of revolution of the moon's node; -- called Saros by the Chaldeans.…

purple, and gold. -- Golden number (Chronol.), a number showing the year of the lunar or Metonic cycle. It is reckoned from 1 to 19, and is so called from having formerly been written in the calendar in gold. -- Golden oriole. (Zoöl.) See Oriole. -- Golden pheasant. See under Pheasant. -- Golden pippin, a kind of a…

named because silver was called luna by the ancient alchemists. -- Lunar cycle. Same as Metonic cycle. See under Cycle. -- Lunar distance, the angular distance of the moon from the sun, a star, or a planet, employed for determining longitude by the lunar method. -- Lunar method, the method of finding a ship's longi…