Etymology of the English word hemeralopia
the English word hemeralopia
derived from the Latin word hemeralopia
derived from the Greek word hemeralops, ἡμεράλωψ
derived from the Greek word hemera, ἡμέρα (a day; the time space between dawn and dark, or the whole 24 hours (but several days were usually reckoned by the Jews as inclusive of the parts of both extremes); figuratively, a period (always defined more or less clearly by the context))
derived from the Greek word alaos