en·grailed 
(ĕn-grāld)
(ĕn-grāld)adj.
1. Heraldry Indented along the edge with small curves.
2. Having an edge or a margin formed by a series of raised dots: engrailed silver coins.
[Middle English engreled, from Old French engresle, bordered by fine toothlike projections with rounded hollows between them (used of heraldic charges) , from past participle of engresler, to make thin : en-, causative pref.; see EN-1 + gresle, slender, tapered (from Latin gracilis).]
engrailed