Last Updated
:2025/12/06
正矢
Hiragana
せいや
Noun
Japanese Meaning
弓道で、的に向けて放った矢がまっすぐに飛ぶこと。また、その矢。 / 三角法で、ある角の終辺上の点からその角の始辺に下ろした垂線の長さを、単位円の半径を1として測ったもの。versine(バーサイン)、versed sine(バーストサイン)。
Easy Japanese Meaning
さんかくけいのかくとたかさから出す、ちいさなちがいをしめすすうがくのことば
Sense(1)
(trigonometry) versine; versed sine
( canonical )
( romanization )
( hiragana )
Quizzes for review
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正矢
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The calculation of versine is a part of trigonometry.
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正矢の計算は三角法の一部です。
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