DEAD RECKONING


Meaning of DEAD RECKONING in English

[dead reckoning] n (1613) 1: the determination without the aid of celestial observations of the position of a ship or aircraft from the record of the courses sailed or flown, the distance made, and the known or estimated drift

2: guesswork -- dead reckon vb

Merriam-Webster English vocab.      Английский словарь Merriam Webster.