nyctalopia
nyctalopia · nyctalopias · nyctalopiae
The inability to see clearly in dim lightThe inability to see clearly in dim light; night blindness
UK/ˌnɪk.təˈləʊ.pɪ.ə/US/ˌnɪk.təˈloʊ.pi.ə/
Meaning
1 senses(countable, uncountable)The inability to see clearly in dim light; night blindness
inability to see clearly in dim light; due to a deficiency of vitamin A or to a retinal disorder
Origin
Borrowed from Ancient Greek νυκταλωπία (nuktalōpía), from νύξ (núx, “night”), ἀλαός (alaósBorrowed from Ancient Greek νυκταλωπία (nuktalōpía), from νύξ (núx, “night”), ἀλαός (alaós, “blind”), and ὄψ (óps, “eye”).
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Forms
plural: nyctalopias / nyctalopiae| Singular | nyctalopia |
|---|---|
| Plural | nyctalopias / nyctalopiae |
regular
Synonyms
2 synonymsClose in meaning
- inability to see clearly in dim light; due to a deficiency of vitamin A or to a retinal disorder:night blindnessmoon blindness
Word family
2 related wordsRelatedhemeralopia
Derivednyctalopic
Lessons for this word
2 lessons- A1Plural nouns — Because its plural is irregular
- A1Countable and uncountable nouns — Because it can be uncountable