engrailed

adjective Heraldry.

1. having an edge of a charge consisting of a number of concave curves.

verb (used with object)

1. to ornament the edge of with curved indentations.
2. Minting. to make dots or curves on the cylindrical edge of (a coin, medal, etc.) so as to form a pattern.

verb

1. (tr) to decorate or mark (the edge of) (a coin) with small carved notches