photogrammetry

noun

pho·​to·​gram·​me·​try ˌfō-tə-ˈgra-mə-trē How to pronounce photogrammetry (audio)
: the science of making reliable measurements by the use of photographs and especially aerial photographs (as in surveying)
photogrammetric adjective
photogrammetrist noun

Examples of photogrammetry in a Sentence

Recent Examples on the Web
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Known as Millie the Mapper or the Military Mapping Maidens, women produced topographic maps, interpreted aerial photography and helped advance photogrammetry, the use of photos to make 3D models of the Earth’s topography. Melinda Laituri, The Conversation, 4 Feb. 2026 Overlapping images help to create 3D models in a process called photogrammetry. Ashley Strickland, CNN Money, 7 Dec. 2025 Other measurements, including those done by photogrammetry and an Abney survey, have also been conducted on Crestone Peak. Madison Dapcevich, Outside, 17 Oct. 2025 However, using high-resolution drone photography and photogrammetry to make 3D models of the sandstone at Dinosaur Ridge, a team reexamined the area to see if there were more markings on the surface. Mary Kekatos, ABC News, 16 July 2025 See All Example Sentences for photogrammetry

Word History

Etymology

International Scientific Vocabulary photogram photograph (from phot- + -gram) + -metry

First Known Use

1875, in the meaning defined above

Time Traveler
The first known use of photogrammetry was in 1875

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Cite this Entry

“Photogrammetry.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/photogrammetry. Accessed 10 Feb. 2026.

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