Latin Words for Darkness, Night and Shadow

Latin offers several dark-sounding words, but they describe different things. Night, shadow, gloom and darkness are not perfect synonyms.

Tenebrae

Tenebrae means darkness or shadows. It is plural in form and can suggest deep or surrounding darkness.

Nox

Nox means night. It is also personified as the Roman goddess Night.

Umbra

Umbra means shade or shadow. It can refer to a literal shadow and, in some contexts, a ghostly shade.

Caligo

Caligo can mean mist, fog, dimness or darkness. It emphasizes obscurity and a lack of clear vision.

Obscuritas

Obscuritas means darkness, obscurity or indistinctness.

Ater

Ater is an adjective meaning black, dark or gloomy, often with a dull or somber nuance.

Which should you choose?

• night: nox
• shadow: umbra
• darkness/shadows: tenebrae
• foggy gloom: caligo
• obscurity/darkness: obscuritas
• dark/black/gloomy adjective: ater

Eternal darkness

A phrase for eternal darkness must be translated as a phrase. Tenebrae aeternae can convey eternal darkness, with aeternae agreeing with the plural feminine noun tenebrae.