Last Updated
：2025/11/28
outer core
Noun
Japanese Meaning
惑星学において、固体の内核とは区別される、惑星の中心近くに存在する高温の液体層のこと。 / 比喩的・慣用的表現ではなく、文字通り「外側の核」、すなわち核の外側部分を示す。
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（ plural ）
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Used other than figuratively or idiomatically: see outer, core. / (planetology) The hot liquid material found near the centre of some planets, distinct from the solid inner core.
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outer core
Seismic waves slow down significantly when they pass through the outer core, revealing its liquid nature.
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Seismic waves slow down significantly when they pass through the outer core, revealing its liquid nature.
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