tri·met·ro·gon 
(trī-mĕtrə-gŏn′)
(trī-mĕtrə-gŏn′)n.
A system of aerial photography in which one vertical and two oblique photographs are simultaneously taken for use in topographic mapping.
[TRI- + Metrogon, trademark for a kind of camera lens.]
- timbered
- timberhead
- timber hitch
- timbering
- timberland
- timberline
- timber rattlesnake
- timber right
- timber wolf
- timberwork
- timbre
- timbrel
- Timbuktu
- time
- time after time
- time and again
- time and a half
- time and motion study
- time bomb
- time capsule
- timecard
- time clock
- time-consuming
- time deposit
- time dilation