dimensional lumber

noun

Lumber that is finished (milled or planed) and cut to standardized width and depth; in some countries the nominal sizes differ from the actual sizes in well-established ways (for example, in the United States, a two by four is nominally 2 inches by 4 inches and is actually 1½ by 3½ inches).

Meanings

noundimensional lumber (usually uncountable, plural dimensional lumbers)

plural dimensional lumbers

  1. CanadaUSuncountableusuallyLumber that is finished (milled or planed) and cut to standardized width and depth; in some countries the nominal sizes differ from the actual sizes in well-established ways (for example, in the United States, a two by four is nominally 2 inches by 4 inches and is actually 1½ by 3½ inches).

    Synonyms: dimension lumber

Synonyms & antonyms

nounLumber that is finished (milled or planed) and cut to standardized width and depth; in some countries the nominal sizes differ from the actual sizes in well-established ways (for example, in the United States, a two by four is nominally 2 inches by 4 inches and is actually 1½ by 3½ inches).

Cite this entry
APA

dimensional lumber. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/dimensional%20lumber

MLA

“dimensional lumber.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/dimensional%20lumber. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “dimensional lumber,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/dimensional%20lumber.

Source: dimensional lumber on Wiktionary, CC BY-SA 4.0.