ScienceJune 16, 2026

geodesy

/dʒiˈɒd.ə.si/

Definition

The branch of mathematics and earth science concerned with the precise measurement and representation of the Earth's geometric shape, orientation in space, and gravitational field.

Etymology

Derived from the Greek word 'geōdaisia', combining 'gē' (earth) and 'daiesthai' (to divide). It entered English to describe the scientific practice of dividing or measuring the Earth's surface.

In the news

The term appears in the article's category list as a field of study alongside mapping and cartography, relevant for understanding the physical characteristics of planetary bodies.

NASA Spaceline Current Awareness List #1,204 12 June 2026 (Space Life Science Research Results)

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