noun
wooden framework; timber frame
Rare architectural term referring to a structural framework made of wood, often in traditional Japanese construction.
この古い建物の格組は、釘を一本も使わずに組まれている。
The wooden framework of this old building is assembled without using a single nail.
木組み is a more common term for wooden framework or timber structure, while 格組 is a rarer, specialized architectural term.
Compound of 格 (ごう, 'status' or 'pattern') and 組 (くみ, 'framework' or 'assembly'). The exact derivation is uncertain; the spelling is conventionally associated with wooden framework in architecture.