- the process of making surveys and maps through the use of photographs, especially aerial photographs.
Origin of photogrammetry
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
- 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
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012