lightlessness

Từ điển WordNet v3.1 - WordNet Dictionary

noun

total absence of light
- they fumbled around in total darkness
- in the black of night
• Syn:
total darkness, blackness, pitch blackness, black
• Derivationally related forms:
pitch-black (for: pitch blackness), black (for: blackness), lightless
• Hypernyms:
dark, darkness