Zoology. covered with minute cracks or wrinkles and having a pale, leathery-brown color.
2.
having the color of soft brown leather.
Origin: 1870–75; < Late Latin alūtācius, equivalent to Latin alūt(a) leather softened with alum + -ācius-acious (altered to -aceous); Latin alūta appears to be a past participle (alū- + -ta, feminine of -tus) akin to alū- in alūmenalum1