subluminally

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adverb

In a subluminal manner; slower than the speed of light.

Scrabble 19
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Meanings

adverbsubluminally (not comparable)
  1. not comparableIn a subluminal manner; slower than the speed of light.

Origin

From subluminal + -ly.

Full word history & related roots →
Cite this entry
APA

subluminally. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/subluminally

MLA

“subluminally.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/subluminally. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “subluminally,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/subluminally.

Source: subluminally on Wiktionary, CC BY-SA 4.0.