Last Updated
：2025/12/07
ステラジアン
Hiragana
すてらじあん
Noun
Japanese Meaning
立体角の単位『ステラジアン』の意味。SI単位系で使用され、半径rの球の中心において、面積r²の球面部分が張る立体角を1ステラジアンと定義する。
Easy Japanese Meaning
光などが出る方向の広さをあらわす単位で、立体の角の大きさをしめす
Sense（1）
steradian
（ romanization ）
Quizzes for review
See correct answer
A steradian is a unit of solid angle.
See correct answer
ステラジアンは立体角の単位です。
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