What does timber mean?
Timber is wood used to build or manufacture things, especially wood cut into beams, planks, and other structural pieces. It is closely associated with construction, carpentry, and traditional buildings, including timber-framed houses, barns, bridges, and furniture. The word can also refer to trees or standing wood considered collectively, particularly in British English. In American English, lumber is often the more usual general term for commercially produced wood, while timber remains common in construction and woodworking contexts. Timber may carry connotations of durability, craftsmanship, and natural materials, especially when it is reclaimed, handcrafted, or sourced responsibly. As a verb, timber is less common and means to fell trees or cut down timber. Together, its noun and verb uses reflect the long history of turning forests and trees into practical building material.
Wood used for construction, manufacturing, or crafts, especially wood prepared into beams, planks, or other structural pieces. In British English, it can also refer to trees collectively as a source of wood.
"The house has a timber frame that was built to withstand earthquakes."
The term can sound formal or trade-specific when it refers to sawn structural wood. In British English, timber may also mean standing trees or timberland.
To fell trees or cut down timber.
"The company was fined after illegally timpering trees in the forest."
This use is relatively uncommon and belongs mainly to formal or regional British English.
The plural refers to individual pieces of timber, especially beams or structural elements.
"Large timbers formed the frame of the medieval church."
Timber was once also a verb meaning to fell trees: the material and the act of cutting it have always been closely linked.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Where does timber come from?
The word comes through Middle English from Old English timber, a Germanic term for wood or building material. Its deeper origin is generally associated with Proto-Germanic *timbrą, meaning timber or beam. It has close relatives in cognates including Dutch timmer, German Zimmer, and Old Norse timbr, illustrating the word’s long Germanic history across languages.
Related word forms
How timber is actually used
The noun is sometimes formal or trade-specific when it refers to prepared construction wood. In British English, it can also refer to trees or woodland considered as a resource.
Easily confused with timber
Lumber is especially common in American English for commercially produced wood, whereas timber often emphasizes wood used for construction or structural pieces.