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Bessel method

American

noun

a method of ascertaining position by the use of a map showing prominent features of the terrain and enabling one to sight through them to obtain a fix.

Etymology

Origin of Bessel method

First recorded in 1935–40; named after F. W. Bessel

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.