1350-1400;Middle Englishengrelede. See engrail, -ed2
verb (used with object)
to ornament the edge of with curved indentations.
Minting. to make dots or curves on the cylindrical edge of (a coin, medal, etc.) so as to form a pattern.
1375-1425;late Middle Englishengrelen < Anglo-French,Middle Frenchengresler, equivalent to en-en-1 + gresler to make slender ≪ Latingracilisgracile; compare Frenchgrêle kind of file, derivative of grêler