Where does “gyrotheodolite” come from?

gyrotheodolite (English) comes from English gyro, from English gyroscope, from French gyroscope, from Ancient Greek σκοπός, from Ancient Greek σκέπτομαι, from Proto-Hellenic sképťomai, from Proto-Indo-European spéḱyeti, from Proto-Indo-European speḱ- — to see, to look, to observe.

gyrotheodolite (English): An instrument composed of a gyroscope mounted to...

Definitions

  1. An instrument composed of a gyroscope mounted to...

Ancestry of “gyrotheodolite”, step by step

gyrotheodolite traces back through two separate lines of ancestry.

via English gyro

StepLanguageWordMeaning
1EnglishgyroA gyroscope; A gyrocompass; An autogyro
2Englishgyroscopean apparatus composed of a wheel which spins...
3Frenchgyroscopegyroscope
4Ancient Greekσκοπόςwatcher, lookout; protector, guardian; spy, scout
5Ancient GreekσκέπτομαιI look at, examine; I examine, consider, think
6Proto-Hellenicsképťomaito look at
7Proto-Indo-Europeanspéḱyetito be looking at, to keep looking at
8Proto-Indo-Europeanspeḱ-to see, to look, to observe

via English theodolite

StepLanguageWordMeaning
1EnglishtheodoliteA surveying instrument, consisting of a small...
2New Latintheodolitus
Every word from Proto-Indo-European speḱ-Every word from Proto-Indo-European spéḱyetiEvery word from Proto-Hellenic sképťomai
gyrotheodolite — Etymology, Origin & Word History | Etymology Explorer