dead reckoningnoun [ U ]uk /ˌded ˈrek.ən.ɪŋ/ us /ˌded ˈrek.ən.ɪŋ/
Examples from literature
- It goes without saying that mere dead reckoning, entirely unchecked by astronomical observations, would be insufficient for scientific purposes.
- The distance which we traveled day by day was at first determined by dead reckoning, to be verified later by observations for latitude.
- The position of the ship was found, and marked on the chart, and the "dead reckoning" compared with the result obtained by calculation.
- The sketch was made solely by dead reckoning.
- We had been six days out without an observation, and our dead reckoning naturally was uncertain.