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dead-reckon

American

[ded-rek-uhn] / ˈdɛdˈrɛk ən /

verb (used with object)

Navigation.

to calculate (one's position) by means of dead reckoning.

Other Word Forms

dead-reckoner noun

Etymology

Origin of dead-reckon

By back formation

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.