dead reckoning

noun

Definition of dead reckoningnext
as in theory

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Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Recent Examples of dead reckoning The principle is a very old and simple one called dead reckoning – a very basic skill used by tyro sailors and nuclear submarine commanders. — New Atlas, 2 Dec. 2025 But for longitude, navigators had to rely on dead reckoning that was subject to errors. — Tim Bajarin, Forbes, 28 Apr. 2021 There is also straightforward dead reckoning and inertial navigation. — The Physics Arxiv Blog, Discover Magazine, 25 Mar. 2021 The vehicle could still work out position updates using rotary encoders attached to its wheels—following a general strategy that sailors used for centuries, called dead reckoning. — Shaoshan Liu, IEEE Spectrum, 20 Feb. 2020
Recent Examples of Synonyms for dead reckoning
  1. theory
  2. speculation
  3. hypothetical
  4. hypothesis
  5. thesis
  6. guessing
Noun
  • Some universities have a long standing tradition of continually testing students’ ability to explain and rationalise their theories.
    — Reynald Fasciaux, Fortune, 8 Oct. 2026
  • The defense said the government’s theory is unsupported and urged the judge to dismiss the charges.
    — Kaelan Deese, The Washington Examiner, 7 Oct. 2026
Definition of theory
Noun
  • The resemblance fueled fan speculation about a potential collaboration or remix version of the song.
    — Alicia Urrea, Billboard, 12 Oct. 2026
  • This speculation comes after The New York Post reported that, during his time in office, former President Joe Biden let the FBI track Barron and Melania.
    — Allison DeGrushe, StyleCaster, 12 Oct. 2026
Definition of speculation
Noun
  • When asked about why voters should choose him over Vance, who is seen as the GOP’s likeliest presidential candidate, Kennedy did not wade into hypotheticals.
    — Claire Carter, The Washington Examiner, 4 Oct. 2026
  • Some analysts voiced skepticism about the risk of a societal-scale attack carried out by AI, however, noting that such warnings typically come in the form of vague hypotheticals.
    — Max Zahn, ABC News, 16 Sep. 2026
Definition of hypothetical
Noun
  • Fusion equations meet robotics In nuclear fusion research, Google worked with University of Maryland professor Matt Landreman to identify a broader class of counterexamples to Grad’s conjecture, a mathematical hypothesis dating to 1967.
    — Neetika Walter, Interesting Engineering, 13 Oct. 2026
  • That hypothesis stems from earlier research by Geoff Cook, the CEO of Noom, a digital health company that is funding the Wharton study.
    — Mary Cunningham, CBS News, 8 Oct. 2026
Definition of hypothesis
Noun
  • Our thesis on this one is all about the Discover acquisition and the vertical integration to look more like American Express .
    — Jim Cramer, CNBC, 12 Oct. 2026
  • It’s all tied together under the thesis that the internet is now a place where everybody acts insane all the time.
    — Christian Zilko, IndieWire, 8 Oct. 2026
Definition of thesis
Noun
  • For Giacchino, the trick to scoring a film filled with so much intrigue is keeping the viewer guessing.
    — K.J. Yossman, Variety, 10 Oct. 2026
  • What greatness, what glory, was there in a God who made a universe only to destroy it as part of a 2,000-year-old guessing game?
    — David Von Drehle, Washington Post, 8 Oct. 2026
Definition of guessing

Browse Nearby Words

dead presidents
dead reckoning
dead reckonings
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Cite this Entry

“Dead reckoning.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/dead%20reckoning. Accessed 15 Oct. 2026.

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More from Merriam-Webster on dead reckoning

Britannica.com: Encyclopedia article about dead reckoning

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