Deaf-mute
Part of speech: noun
Definition: A person who is unable to hear or speak.
Part of speech: adjective
Definition: Unable to hear or speak
Mute
Part of speech: adjective
Definition: Silent; not making a sound.Not having the power of speech.
Part of speech: verb
Definition: To silence, to make quiet.To turn off the sound of.
Part of speech: noun
Definition: A person who does not have the power of speech.An acting part where no speaking (and in opera, no singing) is required.An object for dulling the sound of an instrument, especially a brass instrument, or damper for pianoforte; a sordine.One refusing to speak.An undertaker's assistant.The deadening of an appliance's or musical instrument's volume.In falconry, a mute is a hawk's or falcon's droppings.In wine making, mute, from the French, is the grape juice from pressed grapes kept aside in chilled stainless steel tanks and used at later stages of wine making by adding to the dry wine base to achieve the desired residual sugar level in the final product. (Usually spelled "muté " in this case and pronounced "mju:te".)
Example sentence: Tragically, policymakers have thrown horrendous amounts of taxpayer money needed for other purposes at solving an unsubstantiated emergency. It is scandalous that so many climate scientists who fully knew that Al Gore had no basis for his irresponsible claims stood mute.