Lumber by Jana L | Mar 2, 2022 | Glossary of Terms, Glossary of Terms -L, Uncategorized | 0 comments The American term for converted wood or sawn timber. Lumber mills and sawmills are terms used to describe the processing units that carry out this conversion. Submit a Comment Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment.