the·​od·​o·​lite | \ thē-ˈä-də-ˌlīt How to pronounce theodolite (audio) \

Definition of theodolite

: a surveyor's instrument for measuring horizontal and usually also vertical angles

Examples of theodolite in a Sentence

Recent Examples on the Web Washburn used a 40-pound surveying instrument called a theodolite to measure the angles between each of the control points, providing him with the relative position and height of each set of points. Frederick Reimers, Outside Online, 26 Feb. 2019 Milazzo would walk out into a field and hold a pole marked with measurements, while his grandfather, Richard Hall, took elevations using an instrument called a theodolite. Tim Diovanni, Dallas News, 16 Mar. 2021 The teams from China and Nepal used everything from old-fashioned trigonometry and surveying equipment like the theodolite, to satellite positioning and gravity meters. Eric Bellman, WSJ, 8 Dec. 2020 Since few referees are equipped with theodolites, enforcing this rule has been hard. The Economist, 14 Nov. 2019 By the 1930s, theodolites were supplemented with cameras and ground expeditions with aerial photography. Ipsita Chakravarty, Quartz India, 10 June 2019 These models are used in conjunction with a digital theodolite that measures vertical and horizontal to record the features archaeological sites, according to Darnell. James Rogers, Fox News, 22 June 2017 See More

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

First Known Use of theodolite

1571, in the meaning defined above

History and Etymology for theodolite

New Latin theodelitus

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Time Traveler for theodolite

Time Traveler

The first known use of theodolite was in 1571

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Last Updated

16 May 2022

Cite this Entry

“Theodolite.” Dictionary, Merriam-Webster, Accessed 23 May. 2022.

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