WordReference Random House Unabridged Dictionary of American English © 2026
pho•to•the•od•o•lite
(fō′tō thē od′l īt′),USA pronunciation n.
- Optics, Rocketryan optical tracking instrument consisting of a camera and theodolite mounted on a single tripod, used in photogrammetry and in tracking rockets. Cf. theodolite.
- photo- + theodolite 1890–95
'phototheodolite' also found in these entries (note: many are not synonyms or translations):