adjective
definition
Producing or transmitting light; luminous.
Examples of luminiferous in a Sentence
The evidence for the existence of the luminiferous aether has accumulated as additional phenomena of light and other radiations have been discovered; and the properties of this medium, as deduced from the phenomena of light, have been found to be precisely those required to explain electromagnetic phenomena."
This great fact once ascertained, it became clear that the notion that electric phenomena are affections of the luminiferous ether was no longer a mere speculation but a scientific theory capable of verification.
At the time, the standard belief of physicists had been that light was a wave motion carried by the luminiferous ether.
Maxwell explained electric and magnetic forces, not by the action at a distance assumed by the earlier mathematicians, but by stresses in a medium filling all space, and possessing qualities like those attributed to the old luminiferous ether.
I suggest you read up of the history of luminiferous aether - it should give you pause for thought.