dead reckoning love

Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun A method of estimating the position of an aircraft or a ship without astronomical observations, as by applying to a previously determined position the course and distance traveled since.
  • noun Predictive calculation based on inference; guesswork.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun 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

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun navigation without the aid of celestial observations
  • noun an estimate based on little or no information

Etymologies

from The American Heritage® Dictionary of the English Language, 4th Edition

[Possibly alteration of ded., abbr. of deduced, from deduce, to trace from the beginning; see deduce.]

Examples

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Comments

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  • Primitive navigation where compass and observed winddrift are the sole means of aviating from point A to point B (in unfamiliar or otherwise featureless terrain). Also known as "DR" navigation.

    January 2, 2007