/ˈluːmɪnəs/ · adjective
from Latin lūmen, light — to be luminous is to give it off.
light you can see by · light that is alive · light that means
No filament, no flame — a reaction folded inside the cell, struck alight by the drag of a wave. The sea writes in its own glow.
A million lamps, each told precisely how bright to burn. Step back and the grid forgets itself — and becomes a face, a sky, a word.
When the room goes black, one green word keeps burning — luminous not to be admired but to be found. A promise you can read in the dark.
And the word turns inward. A luminous sentence is lit from inside — a thought so clear it seems to give off light, and the page glows with it.



in a sentence
Her explanation was so luminous that a problem we had circled for weeks suddenly lay in plain light.
Full of light. And so, the thing we move toward in the dark.