The story
- Ancient Greek · derived fromσφήν“wedge”
- Ancient Greek · derived fromτριβεo“rub, grind or pound”
- English todaytribosphenic
Combining form from Ancient Greek τριβεo (tribeo, “rub, grind or pound”) and Ancient Greek σφήν (sphḗn, “wedge”).
Words from the same roots
Ancient Greekσφήν all →
sphenesphenicspheno-sphenogram
Etymology from Wiktionary, CC BY-SA 4.0.