Last Updated
：2025/11/21
magnetic variation
Noun
countable
uncountable
Japanese Meaning
磁気偏角：航海や軍事で用いられる用語で、特定の地点・時刻において真北と磁北との間にある水平角度。磁北が真北の東側に位置すれば東偏、または西側に位置すれば西偏と表現される。
Sense（1）
（ plural ）
Quizzes for review
(military, nautical, navigation) In navigation, at a given place and time, the horizontal angle between the true north and magnetic north measured east or west according to whether magnetic north lies east or west of true north.
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magnetic variation
When plotting our course, we must account for magnetic variation to ensure the compass heading is corrected to true north.
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When plotting our course, we must account for magnetic variation to ensure the compass heading is corrected to true north.
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