Last Updated:2025/11/29
(astronomy) Faint thermal radiation that pervades all space and is thought to be the remnants of the big bang, produced during the epoch of recombination.
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cosmic microwave background
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Source Word
cosmic microwave background
Noun
uncountable
Japanese Meaning
宇宙全体に広がる、再結合期に生成されたと考えられる、ビッグバンの残光とされる微弱な熱放射(宇宙背景放射)。