Equilux

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    An isophot.
  2. 2
    A day in which the durations of light and darkness are equal, contrasted with an equinox, where they may differ slightly due to the angular diameter of the sun and atmospheric refraction.

Synonyms

All synonyms
isophotisophot

Etymology

From equi- + Latin lux (“light”).

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.