The story
- Ancient Greek · derived fromκάθετος“perpendicular”
- English todaykathetal
From Ancient Greek κάθετος (káthetos, “perpendicular”) + -al.
Words from the same roots
Ancient Greekκάθετος all →
cathetus
Etymology from Wiktionary, CC BY-SA 4.0.
kathetal
Today it means: Making a right angle; perpendicular Full definition →
Ancient Greek κάθετος