jack timber
noun1
Architecture Any timber, such as a rafter, rib, or studding, which, being intercepted, is shorter than the others.
Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.
noun
Architecture Any timber, such as a rafter, rib, or studding, which, being intercepted, is shorter than the others.
Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.
Do you accept non-essential analytics cookies?