gangsa
noun
gang·sa ˈgäŋ-(ˌ)sä 
plural gangsas
: any of a class of Indonesian metallophones with a set of tuned bars that are struck by a mallet or mallets: such as
a
: gender entry 3
b
: saron
Word History
Etymology
Indonesian gambang gangsa, from gambang musical instrument consisting of bars struck by hammers + gangsa brass