Trabeated is a 9 letter English word. It's valid Words with friends word worth 13 points.
You can make 250 anagrams from letters in trabeated (aabdeertt).
1835-45; trabeat(ion) structure with beams (Latin trabē(s) beam + -ation) + -ed2
Hence this architecture is called architecture of the beam, or, in more formal language, trabeated architecture.
trabeated, constructed with a beam or beams, a term usually employed in contrast to arches.