Where does “тригонометрический” come from?

тригонометрический (Russian) comes from Russian тригономе́трия, from Latin trigonometria, from Ancient Greek τρίγωνον, from Ancient Greek τρίγωνος, from Ancient Greek γωνία, from Ancient Greek γόνυ, from Proto-Hellenic gónu, from Proto-Indo-European ǵónu — knee.

тригонометрический (Russian): trigonometric

Definitions

  1. trigonometric

Ancestry of “тригонометрический”, step by step

StepLanguageWordMeaning
1Russianтригономе́трияtrigonometry
2Latintrigonometriatrigonometry
3Ancient Greekτρίγωνονtriangle; one of the Athenian lawcourts; the...
4Ancient Greekτρίγωνοςthree-cornered; three-sided
5Ancient Greekγωνίαcorner, angle; joiner's square; cornerstone
6Ancient Greekγόνυknee
7Proto-Hellenicgónuknee
8Proto-Indo-Europeanǵónuknee
Every word from Proto-Indo-European ǵónuEvery word from Proto-Hellenic gónuEvery word from Ancient Greek γόνυ