ˈsu̇(ə)rˌdēn, ̷ ̷ˈ ̷ ̷ noun
( -s )
Etymology: French, from Italian sordina, sordino, from sordo silent, dull-sounding, deaf (from Latin surdus ) + -ina, -ino (diminutive suffixes) — more at surd
1. : any of several obsolete musical instruments distinguished by their low or soft tone: as
a. : a trumpet used in giving soldiers the signal to march
b. : spinet
2. : mute II 3