Definiciones
1.NounThe solid material found in the centre of some planets at extremely high temperature and pressure, distinct from the liquid outer core.
The innermost part of the Earth, believed to be made of a nickel-iron alloy.
2.NounThe innermost part of the Earth, believed to be made of a nickel-iron alloy.
3.NounUsed other than figuratively or idiomatically: see inner, core.