noun which may take the genitive case particle 'no'
grid-shaped; tessellated; grid-like
Describes a pattern or layout resembling the grid of a Go board, often used for city plans, fabric patterns, or any regular rectangular mesh.
Kyoto's grid-shaped streets are easy for tourists to navigate.
This cloth has a grid-like pattern.
格子状 also means lattice- or grid-shaped, but 碁盤目状 specifically evokes the regular square grid of a Go board, while 格子状 can refer to any crisscross pattern.
Compound of 碁盤目 (ごばんめ, 'grid pattern like a Go board') + 状 (じょう, '-shaped'). The exact historical derivation is uncertain, but the word transparently describes a Go-board-like grid.