The Collaborative International Dictionary of English v.0.48:
Clangorous \Clan"gor*ous\, a. [LL. clangorosus.] Making a clangor; having a ringing, metallic sound. [1913 Webster]WordNet (r) 3.0 (2006):
clangorous adj 1: having a loud resonant metallic sound; "the clangorous locomotive works"; "a clanging gong" [syn: clangorous, clanging]