Last Updated
：2025/11/19
dark matter
Noun
uncountable
particle
Japanese Meaning
天体物理学において、放射線によって検出できないものの、重力効果からその存在が推測される物質
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(astronomy, astrophysics) Particles of matter that cannot be detected by their radiation but whose presence is inferred from gravitational effects.
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dark matter
Scientists believe dark matter makes up most of the mass in the universe, even though it cannot be seen directly.
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Scientists believe dark matter makes up most of the mass in the universe, even though it cannot be seen directly.
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