ge·​od·​e·​sy | \ jē-ˈä-də-sē How to pronounce geodesy (audio) \

Definition of geodesy

: a branch of applied mathematics concerned with the determination of the size and shape of the earth and the exact positions of points on its surface and with the description of variations of its gravity field

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Other Words from geodesy

geodesist \ jē-​ˈä-​də-​sist How to pronounce geodesist (audio) \ noun

Examples of geodesy in a Sentence

Recent Examples on the Web

There are already facilities at the Technical University of Munich, and they’ll be merged into an interdisciplinary center for aviation, aerospace, and geodesy, which is the discipline for measuring Earth. Sonja Peteranderl, The Verge, "Bavaria’s space program shot to viral fame — but it may be in trouble," 20 Oct. 2018 The Air Force sent him back to school to get a master’s degree in geodesy—the science of defining the Earth’s size and shape and the fluctuations in its gravitational field. Greg Miller, National Geographic, "How the U.S. Air Force Mapped the World at the Dawn of the Cold War," 28 Jan. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'geodesy.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of geodesy

1853, in the meaning defined above

History and Etymology for geodesy

Greek geōdaisia, from geō- ge- + daiesthai to divide — more at tide entry 1

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Statistics for geodesy

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Time Traveler for geodesy

The first known use of geodesy was in 1853

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More from Merriam-Webster on geodesy

Rhyming Dictionary: Words that rhyme with geodesy

Britannica English: Translation of geodesy for Arabic Speakers Encyclopedia article about geodesy

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