escallop (n.) Look up escallop at Dictionary.com
"scallop shell," also "edge or border cut in the shape of scallops," late 15c., from Middle French escalope "shell," Old French eschalope "shell (of a nut), carapace," from a Germanic source (see scallop). For initial e-, see e-. As a verb from c.1600 in escalloped "having the border or edge cut out in scallops."