暗黒物質

Definition from Wiktionary, the free dictionary
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Japanese[edit]

Kanji in this term
あん
Grade: 3
こく
Grade: 2
ぶつ > ぶっ
Grade: 3
しつ
Grade: 5

Etymology[edit]

Compound of 暗黒 (あんこく) (ankoku, darkness) and 物質 (ぶっしつ) (busshitsu, matter).

Noun[edit]

暗黒物質 (hiragana あんこくぶっしつ, romaji ankoku busshitsu)

  1. (astronomy, astrophysics) a hypothetical matter that is undetectable by its emitted radiation, but whose presence can be inferred from gravitational effects on visible matter; dark matter