The story
From Greek διοπτρικός. Compare diopter.
Etymology from Wiktionary, CC BY-SA 4.0.
dioptric
Today it means: Acting as a medium for sight; making use of refraction (of lenses, etc.). Full definition →
Today it means: Acting as a medium for sight; making use of refraction (of lenses, etc.). Full definition →
From Greek διοπτρικός. Compare diopter.
Etymology from Wiktionary, CC BY-SA 4.0.