The story
- Latin · derived fromopācitās
- French · derived fromopacité
- English todayopacity
From opaque + -ity, from French opacité, from Latin opācitās, from opācus.
Etymology from Wiktionary, CC BY-SA 4.0.
opacity
Today it means: The state or quality of being opaque, not allowing light to pass through. Full definition →
French opacité ← Latin opācitās