geodesy

English

WOTD – 2 July 2012

Alternative forms

Etymology

From French géodésie, from Medieval Latin geōdaesia, from Ancient Greek γεωδαισία (geōdaisía), from γῆ (, earth) + δαίω (daíō, to divide).

Pronunciation

  • (UK) IPA(key): /dʒiːˈɒdɪsi/
  • (US) IPA(key): /dʒiˈɑdəsi/
  • (file)

Noun

geodesy (usually uncountable, plural geodesies)

  1. (sciences, geography) The discipline which deals with the measurement and representation of Earth, its gravitational field and geodynamic phenomena (polar motion, Earth tides, and crustal motion) in three-dimensional, time-varying space

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