Marl

märl, n. a fat earth or clay often used as manure.— v.t. to cover with marl.— adj. Marlā′ceo us , having the qualities of marl: like marl.— n. Mar′lite , a variety of marl.— adjs. Marlit′ic ; Mar′ly , like marl: abounding in marl.— n. Marl′stone , argillaceous limestone. [O. Fr. marle (Fr. marne )—Low L. margila , a dim. of L. marg a , marl.]