The Emergence Machine

Twilight

physical · Meteorology · Level 9 · E0

E0Spacetime

Each concept here is mapped to its prerequisites — the ideas you'd need first to understand it — all the way down to four foundations: Space, Time, Energy, Pattern. Click any prerequisite to drill down, or scroll for the chain graph.

Trace. Question. Emerge.

Emergence definition

The period of partial darkness between sunrise and full day or between sunset and full night, arising from the interactions between change, dusk, dawn, weather, and the measurable passage of time.

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Wiktionary senses

External reference — all senses of the word “twilight” on Wiktionary. This atlas concept maps to only the slice of meaning relevant to the prerequisite graph.

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Source: Wiktionary — “twilight”. Content available under CC BY-SA 4.0.

Historical origin

Origin word
twilight
Origin language
English

Prerequisite chain

Possible path of this concept down to the fundamental substrate.

thisfoundationsL9L8L7L6L5L2L1L0TwilightDayDawnDuskSunLightGeologyPerceptionWeather… intermediate l…DurationForceFormLandChangeActionMatterMotionEnergyPatternSpaceTimeE1 concrete → E14 abstract

Neighborhood

Direct prerequisites above, concepts that depend on this one below.

thisprerequisitesTwilightL9ChangeL1WeatherL5DawnL7DuskL7DayL8E1 concrete → E14 abstract

In other languages

Prerequisites

What you need to understand first.

  • Change L1 (requires)
    twilight requires understanding change as a foundational concept
  • Weather L5 (requires)
    twilight is a weather or meteorological phenomenon.
  • Dawn L7 (requires)
    Soft light between full day and night -- prerequisite: dawn
  • Dusk L7 (requires)
    Soft light between full day and night -- prerequisite: dusk
  • Day L8 (requires)
    Twilight is the soft light period before sunrise or after sunset.