Core
Core could refer to a number of things, including:

 Abdominal core
 Computer core, the central part of a computer on a space station or starship
 Core hatch, the entrance to the engineering core on Federation starships
 Core laborer, Malon workers on waste vessels
 Diboridium core, Cardassian technology
 Duodynetic field core, part of a mnemonic memory circuit
 Engineering core, part of 23rd century Federation starships
 Galactic core, the center of a galaxy
 Galorndon Core, a planet
 Memory core, the central memory of a computer
 Nullifier core, part of a Romulan warp engine
 Optronic data core, holodeck technology
 Para-magnetic core, a type of planetary core
 Planetary core, the center of a planet
 Reactor core, part of the power systems for Romulan bases
 Stellar core, the heart of a star
 Temporal core, a Krenim phase device
 Warp core, an integral part of a warp engine
 Warp core breach, a failure of a warp engine
 Warp core breach (beverage), a strong drink