adj
luminal
Luminal (adj) means of or pertaining to the lumen.
adj
1
of or pertaining to the lumen
2
of or pertaining to the nature of light
3
light-speed; having the speed of light (usually in the void)
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Etymology
From Latin lumina (“lights”) + English -al.
Rhymes for luminal
See all rhymes for luminal →Frequently asked questions
What is the meaning of luminal?
"luminal" (adj) means of or pertaining to the lumen.
What are the different meanings of luminal?
"luminal" has 3 main meanings: 1. of or pertaining to the lumen; 2. of or pertaining to the nature of light; 3. light-speed; having the speed of light (usually in the void).