outer core

noun

The hot liquid material found near the centre of some planets, distinct from the solid inner core.

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Meanings

nounouter core (plural outer cores)

plural outer cores

  1. astronomyThe hot liquid material found near the centre of some planets, distinct from the solid inner core.
    1. astronomyThe part of the Earth between the mantle and inner core, responsible for generating the planet's magnetic field.
  2. Used other than figuratively or idiomatically: see outer, core.

Translations

Catalan nucli extern
  • nucli externpart of the Earth between the mantle and inner core
Chinese Mandarin 外核
  • 外核 (wàihé)part of the Earth between the mantle and inner core
Dutch buitenkern
  • buitenkernpart of the Earth between the mantle and inner core
Finnish ulkoydin
  • ulkoydinpart of the Earth between the mantle and inner core
French noyau externe
  • noyau externepart of the Earth between the mantle and inner core
Italian nucleo esterno
  • nucleo esternopart of the Earth between the mantle and inner core
Japanese 外核
  • 外核 (gaikaku)part of the Earth between the mantle and inner core
Korean 외핵
  • 외핵 (oehaek)part of the Earth between the mantle and inner core
Russian вне́шнее ядро́
  • вне́шнее ядро́ (vnéšneje jadró)part of the Earth between the mantle and inner core
Cite this entry
APA

outer core. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/outer%20core

MLA

“outer core.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/outer%20core. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “outer core,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/outer%20core.

Source: outer core on Wiktionary, CC BY-SA 4.0.