Trigonometric
/ˌtraɪ.ɡə.nəˈmɛt.rɪk/noun
Relating to the measurement of triangles and the relationships between their angles and sides.
Did you know?Its deepest roots go back to Greek words for 'three' and 'angle,' which is why the whole family of trigonometry is basically the language of triangle-shaped reality.
Etymological Timeline
Ancient Greek
Greek
τρίγωνον (trígōnon)
“triangle; a three-cornered figure”
Ancient Greek
Greek
μέτρον (métron)
“measure”
Late Greek
Greek
τριγωνομετρία (trigōnometría)
“triangle-measuring; trigonometry”
16th Century
Latin
trigonometria
“trigonometry”
17th Century
English
trigonometric
“relating to trigonometry”