LUNAR YEAR • DICTIONARY ONE.COM • Definition of Lunar year

... took the matter in hand and put things into better order. He abolished all attempt to record by the calendar a lunar year of twelve lunar months; he fixed the length of the civil year to agree as near as might be with that of the solar year, and arbitrarily altered the months; in fact, abandoned the "lunar month" and instituted the "calendar month." Thus he decreed that the ordinary year should be 365 days, but that ...

— More Science From an Easy Chair • Sir E. Ray (Edwin Ray) Lankester

... intercalary month being inserted from time to time to rectify the resulting error in the length of the year. The months had been originally called after the signs of the zodiac, whose names have come down to ourselves with comparatively little change. But by the side of the lunar year the Babylonians also used a sidereal year, the star Capella being taken as a fixed point in the sky, from which the distance of the sun could be measured at the beginning of the year, the moon being used as a mere pointer for the purpose. At a later date, however, this mode of ...

— Babylonians and Assyrians, Life and Customs • Rev. A. H. Sayce