phototheodolite

[foh-toh-thee-od-l-ahyt]

noun

an optical tracking instrument consisting of a camera and theodolite mounted on a single tripod, used in photogrammetry and in tracking rockets.

Compare theodolite.

Origin of phototheodolite

First recorded in 1890–95; photo- + theodolite
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019