Webster’s Revised Unabridged Dictionary · 1913
Purlin
Pur′lin, Pur′line, n. [Etymol. uncertain.] (Arch.) In root construction, a horizontal member supported on the principals and supporting the common rafters.
Webster’s Revised Unabridged Dictionary · 1913
Pur′lin, Pur′line, n. [Etymol. uncertain.] (Arch.) In root construction, a horizontal member supported on the principals and supporting the common rafters.