زيج

زِيج ذ The builder's string, or line, (K in art. زوج, improperly there mentioned, TA,) which he extends to make even, thereby, the row of stones, or bricks, of the building; syn. مِطْمَرٌ [q. v.]: (TA:) [also called زِيقٌ:] an arabicized word, (K,) from [the Pers.] زِهْ, signifying “ a bowstring: ” so in the “ Shifá el-Ghaleel. ” (TA.) ― -b2- Also, as is said in the “ Mefáteeh el-'Uloom, ” [ An astronomical almanac; or a set of astronomical tables; ] a book, or writing, containing stellar calculations, year by year: in which sense, likewise, it is an arabicized word, from the Pers. زِهْ: pl. زِيَجَةٌ. (TA.) ― -b3- And The science of astronomy, or of the celestial sphere. (TA.)