self-luminous
adjective
self-lu·mi·nous
ˌself-ˈlü-mə-nəs 
: generating and emitting its own visible light
… Venus … is not self-luminous but lit by the sun …—
Derek J. deSolla Price
Derek J. deSolla PriceRadium paint is actually self-luminous—when freshly applied, it requires no external energy source …—Jack Forster
Jack ForsterDictionary Entries Near self-luminous
Cite this Entry
“Self-luminous.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/self-luminous. Accessed 30 Nov. 2024.
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