tiebeam

== English == === Alternative forms === tie-beam === Etymology === From tie +‎ beam. === Noun === tiebeam (plural tiebeams) (architecture) A beam acting as a tie, as at the bottom of a pair of principal rafters, to prevent them from thrusting out the wall. ==== Translations ==== === References === “tiebeam”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.