'Fretwork' definitions:

Definition of 'fretwork'

(from WordNet)
noun
Framework consisting of an ornamental design made of strips of wood or metal [syn: lattice, latticework, fretwork]

Definition of 'Fretwork'

From: GCIDE
  • Fretwork \Fret"work\, n. [6th fret + work.] Work adorned with frets; ornamental openwork or work in relief, esp. when elaborate and minute in its parts. Hence, any minute play of light and shade, dark and light, or the like. [1913 Webster]
  • Banqueting on the turf in the fretwork of shade and sunshine. --Macaulay. [1913 Webster]