A tentacle was a body appendage.
When the Third Doctor encountered the Nestene Consciousness immediately after his regeneration, it had grown itself a tentacled body. (TV: Spearhead from Space [+]Loading...["Spearhead from Space (TV story)"])
Dalek mutants possessed tentacles. (TV: Genesis of the Daleks [+]Loading...["Genesis of the Daleks (TV story)"], Dalek [+]Loading...["Dalek (TV story)"]) Usually having twelve tentacles, this meant the Daleks primarily used a duodecimal counting system. (COMIC: The Organ Grinder [+]Loading...["The Organ Grinder (comic story)"]) The Old Skaro Emperor in the Dalek Dome was able to manipulate the world beyond its static casing with a pair of mechanical tentacles, much to the Fourteenth Doctor's surprise. (COMIC: Liberation of the Daleks [+]Loading...["Liberation of the Daleks (comic story)"])
Kroll was mutated after it consumed a segment of the Key to Time. It grew until it was a mile across and a hundred forty feet high, with over thirty tentacles on each side of its body. (TV: The Power of Kroll [+]Loading...["The Power of Kroll (TV story)"])
Thaumoctopus memeticus had fractal tentacles. They used tentacles from their own pasts and futures to augment their mimicking ability. (PROSE: T. memeticus: A Morphology [+]Loading...["T. memeticus: A Morphology (short story)"])
The Ood were a humanoid species with tentacles used for feeding purposes located on the lower portions of their faces. (TV: The Impossible Planet [+]Loading...["The Impossible Planet (TV story)"])
The Masters of Dorada used to be humanoid, but over many generations their bodies became giant brains while their limbs became four tentacles. They could generate electric charges through these tentacles. (PROSE: The Dream Masters [+]Loading...["The Dream Masters (short story)"])
Nights of the Perfumed Tentacle was a xenopornographic book by Jason Kane, based on his own sexual experiences. (PROSE: Beige Planet Mars [+]Loading...["Beige Planet Mars (novel)"])