An Etymological Dictionary of Astronomy and Astrophysics

A white or grayish-white substance obtained by burning → limestone, used in mortars, plasters, cements, and in the manufacture of steel, paper, glass, and various chemicals of calcium.

Etymology (EN): M.E., O.E. lim; akin to Du. lijm, Ger. Leim,
O.N. lim “glue;” L. limus “slime.”

Etymology (PE): Âhak, probably a variant of xâk, → soil.