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Method of estimating ship's or plane's location
Answer for the clue "Method of estimating ship's or plane's location ", 14 letters:
dead reckoning
Word definitions for dead reckoning in dictionaries
Wiktionary
Word definitions in Wiktionary
n. 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 ...
Wikipedia
Word definitions in Wikipedia
Dead reckoning is a process for estimating the value of a variable quantity by using a previous value and adding any changes. Dead Reckoning may also refer to:
WordNet
Word definitions in WordNet
n. an estimate based on little or no information [syn: guess , guesswork , guessing , shot ] navigation without the aid of celestial observations
Longman Dictionary of Contemporary English
Word definitions in Longman Dictionary of Contemporary English
noun EXAMPLES FROM CORPUS ▪ Most of our navigation was pure pilotage and dead reckoning over unfamiliar, sometimes hostile territory and some very bad weather.
Douglas Harper's Etymology Dictionary
Word definitions in Douglas Harper's Etymology Dictionary
"ascertaining the position of a ship by measurement of the distance run," 1610s, might be from nautical abbreviation ded. ("deduced") in log books, but it also fits dead (adj.) in the sense of "unrelieved, absolute."
Usage examples of dead reckoning.
I haven't but a small notion where we are, going by dead reckoning.
Took her out into the South China Sea and ran in circles for a while so she couldn't even use dead reckoning.
Then, if Bischoff has kept careful records of their speed and course, dead reckoning will tell them approximately where they are, and enable them to run down the Palawan Passage in the night, or to cut west across the South China Sea if that seems like a good idea.
Even Bush could follow the simple steps necessary to plot the ship's course by dead reckoning since noon yesterday.
But I knew his dead reckoning couldn't be exact in these conditions.