photogrammetry

American  

[foh-tuh-gram-i-tree] / ˌfoʊ təˈgræm ɪ tri /

noun

1. the process of making surveys and maps through the use of photographs, especially aerial photographs.

---

photogrammetry British  

/ ˌfəʊtəʊɡrəˈmɛtrɪk, ˌfəʊtəʊˈɡræmɪtrɪ /

noun

1. the process of making measurements from photographs, used esp in the construction of maps from aerial photographs and also in military intelligence, medical and industrial research, etc

---

Other Word Forms

• photogrammetrist
  noun
• photogrammetric
  adjective
• photogrammetrical
  adjective
• photogrammetrically
  adverb

Etymology

Origin of photogrammetry

First recorded in 1870–75; photo- + -gram ¹ + -metry

Example Sentences

See Examples For:

photogrammetry

The teams also used "3D photogrammetry and real-time drone surveys to map the Khumbu Icefall and assess hazards like seracs and crevasses", he said.

From BBC ● Apr. 28, 2026

The photogrammetry booth is an area surrounded by hundreds of cameras, sometimes arranged in an orb shape and sometimes around a square room.

From Scientific American ● Jul. 25, 2023

The researchers used a technique called photogrammetry, in which a camera inches along a track, taking overlapping images that are then stitched together using software.

From New York Times ● May 7, 2022

Alvarez wanted to use a new technique called 3D photogrammetry to create a realistic 3D model of the cave—and see whether they could uncover additional images that had gone unobserved in the tight space.

From Science Magazine ● May 4, 2022

In creating the computer-generated Macau, Rodeo FX used open street map data with photogrammetry tools to outline the geometry of each building and topography data to create the ground environment.

From Los Angeles Times ● Jan. 11, 2022