Definition for DEAD'-RECK-ON-ING

DEAD'-RECK-ON-ING, n.

In navigation, the judgment or estimation of the place of a ship, without any observation of the heavenly bodies; or, an account of the distance she has run by the log, and of the course steered by the compass, and this rectified by due allowances for drift, lee-way, &c. – Mar. Dict.

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