Last Updated：2025/11/20
A method of estimating the position of a ship or aircraft by applying estimates of the distance and direction travelled to a previously known position. In respect to ships/boats, it excludes the effect of wind and current on the vessel. Compare with estimated position. Abbreviation: DR
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dead reckoning
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Source Word
dead reckoning
Noun
countable
uncountable
Japanese Meaning
推定航法。過去に既知の位置から、移動距離と進行方向の推定値を用いて、船舶や航空機の現在位置を見積もる方法。
（ plural ）
