timber

/ˈtɪmbər/ noun [U] UK (US lumber) NATURAL RESOURCES

Definition

› wood that has been specially produced for use in the building industry: Houses at the eco-friendly retirement complex are made from sustainable timber and stone that has been quarried locally. Our aim is to boost the state's timber industry by $5 billion over the next 10 years. timber sales/production/harvesting a timber company/business/group

(Definition of timber noun from the Cambridge Business English Dictionary © Cambridge University Press)