a. 1. Having a margin. Hawthorne. [ 1913 Webster ]
2. (Zool.) Bordered with a distinct line of color. [ 1913 Webster ]
‖prop. n. [ NL., dim. of L. margo, marginis, a margin. ] (Zool.) A genus of small, polished, marine univalve shells, native of all warm seas. [ 1913 Webster ]