FRETWORK
lattice, latticework, fretwork
(noun) framework consisting of an ornamental design made of strips of wood or metal
Source: WordNet® 3.1
Etymology
Noun
fretwork (countable and uncountable, plural fretworks)
ornamental woodwork either carved in low relief or cut through
Source: Wiktionary
Fret"work, n. Etym: [6th fret + work.]
Definition: Work adorned with frets; ornamental openwork or work in relief,
esp. when elaborate and minute in its parts. Heuce, any minute play
of light andshade, dark and light, or the like.
Banqueting on the turf in the fretwork of shade and sunshine.
Macaulay.
Source: Webster’s Unabridged Dictionary 1913 Edition