• sound absorptive material • sound absorptive meterial

ध्वनि:    chord note phone sound tone metathesis noise

ध्वनि अवशोषक:    sound absorber

अवशोषक:    absorber absorbent absorbing absorptive

अवशोषक पदार्थ:    absorbent material absorbent

पदार्थ:    material predicament ground subject matter