Sourdines is a French word that stands for "mute" or "silencer" in English. This word is often used in the music industry to describe a device that mutes the sound of a musical instrument. If you are looking for synonyms for the word sourdines, you can use various terms such as dampers, silencers, mufflers, mutes, and deadeners. These words mean the same thing, and they can be used interchangeably to describe an object that reduces or eliminates sound. Synonyms can come in handy if you are looking for a new vocabulary to use in your writing, or simply want to expand your lexicon.