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hemeralopia

hemeralopia Hemeralopia is a historical term whose meaning has been used inconsistently.

Hemeralopia is a historical term whose meaning has been used inconsistently. Different writers used it in opposite ways for problems of seeing in daylight or in darkness, so in older sources it may refer to either day-blindness or night-blindness.

Also see

Sources

Drafting source: Baldwin Dictionary of Philosophy and Psychology, 1901. 1901 New York Macmillan original; archive index checked 2026-10-18. “Hemeralopia” (Hemeralopia).
public-domain-US · Definition uses new wording; original source retains its stated licence. · Source snapshot SHA-256: 2a9f70d3bbd132c752aa3b08065f095158224944bcb0bac6c0c0bd0f35a730a7

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PsychTerms (psychterms.org), CC BY 4.0, version 1. “hemeralopia.” Development preview.

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