fretwork \ˈ ̷ ̷ˌ ̷ ̷\noun Etymology:fret (IV) + work 1. a.: decoration consisting of work carved, pierced, or otherwise adorned with frets b.: ornamental openwork or work in relief especially when elaborate or intricate 2.: something suggesting intricate fretwork < the fretwork of shade and sunshine — T.B.Macaulay > < the fretwork of trees — Ellen Glasgow >