Lightlessness

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    The state or condition of being lightless; absence of light. uncountable
  2. 2
    total absence of light wordnet

Synonyms

All synonyms
blackblacknessdarkdarknessdarknessdead of night

Etymology

From lightless (adjective) + -ness (suffix forming nouns).

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