grey lines

A form of grey line — Synonym of terminator (“the line between the day side and the night side of a moon, planet or other celestial body”).

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Meanings

noun
  1. pluralplural of grey line
Cite this entry
APA

grey lines. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/grey%20lines

MLA

“grey lines.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/grey%20lines. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “grey lines,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/grey%20lines.

Source: grey lines on Wiktionary, CC BY-SA 4.0.