The story
- Ancient Greekῐ̓́σος (ĭ́sos)
- Englishiso-
- Englishcandela
- English todayisocandela
Etymology from Wiktionary, CC BY-SA 4.0.
Today it means: A line joining points that have the same luminous intensity Full definition →
Etymology from Wiktionary, CC BY-SA 4.0.