an arch of steel, timber, etc., having a trusslike framework maintaining rigidity under a variety of eccentric loads: a true arch because it is fixed or tied at both sides of the base. Cf. arched truss .
BRACED ARCH
Meaning of BRACED ARCH in English
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012