- You may be looking for The Silence.
Silence was the absence of sound.
On Vortis, Barbara Wright noted the silence, comparing it to a cemetery. (TV: "The Web Planet" [+]Part of The Web Planet, Loading...{"namedep":"The Web Planet (1)","1":"The Web Planet (TV story)"})
On Xeros, Barbara was the first to notice the silence, describing it as "the sort of silence you can almost hear." Ian Chesterton likened it to that of a graveyard. The silence was the result of the TARDIS having jumped a time track. (TV: "The Space Museum" [+]Part of The Space Museum, Loading...{"namedep":"The Space Museum (1)","1":"The Space Museum (TV story)"})
On a doomed planet, the First Doctor was the first to notice the silence, which reminded him of Xeros. In this case, the silence was due to the complete lack of animal life. (TV: "Four Hundred Dawns" [+]Part of Galaxy 4, Loading...{"namedep":"Four Hundred Dawns (1)","1":"Galaxy 4 (TV story)"})
Upon entering Pharaoh Tut-Ankh-Amen's tomb, Ben Jackson, not knowing where he was, remarked that it was "as quiet as the grave." (PROSE: The King of Golden Death [+]Loading...["The King of Golden Death (short story)"])
A mobile phone could be put on "silent", so that it would not make a noise when a call or notification came through. Sarah's phone could not be put on silent due to being broken. (TV: Eve of the Daleks [+]Loading...["Eve of the Daleks (TV story)"])
At assembly in Park Vale Comprehensive School, there was silence as Headmaster "Greg Blakeman" squirmed before letting out an enormous fart. (PROSE: Revenge of the Slitheen [+]Loading...["Revenge of the Slitheen (novelisation)"])