The story
- Ancient Greek · derived fromκεράτιον“hornlet, carob seed”
- Arabic · derived fromقِيرَاط“carat”
- Portuguese · borrowed fromquilate
- English todayquilate
From Spanish and Portuguese quilate, from Arabic قِيرَاط (qīrāṭ, “carat”), from Ancient Greek κεράτιον (kerátion, “hornlet, carob seed”). Doublet of carat and ceratium.
Words from the same roots
Arabicقِيرَاط all →
caratkiratqirat
Ancient Greekκεράτιον all →
carat
Etymology from Wiktionary, CC BY-SA 4.0.