photogrammetry

noun

pho·​to·​gram·​me·​try ˌfō-tə-ˈgra-mə-trē 

: the science of making reliable measurements by the use of photographs and especially aerial photographs (as in surveying)

photogrammetric

ˌfō-tə-grə-ˈme-trik 

adjective

photogrammetrist

ˌfō-tə-ˈgra-mə-trist 

noun

Examples of photogrammetry in a Sentence

Recent Examples on the Web

For Skinwalker, Kelsey uses drones, UAVs, LiDAR, sonar, photogrammetry, thermography, and other processes to examine the ranch landscape. —Matt Zoller Seitz, Vulture, 30 June 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

Researchers created a visual reconstruction using drones and photogrammetry. —Pranjal Malewar, New Atlas, 5 July 2025

Using photogrammetry and digital mapping, the researchers then created a detailed 3D reconstruction of the site, which enabled them to analyze it without disturbing the seabed. —Aurora Martínez, Smithsonian Magazine, 23 June 2025

Word History

Etymology

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

First Known Use

1875, in the meaning defined above