from The American Heritage® Dictionary of the English Language, 4th Edition

  • adj. Generating, yielding, or transmitting light.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. Producing, or transmitting light; luminous.

from the GNU version of the Collaborative International Dictionary of English

  • adj. Producing light; yielding light; transmitting light.

from The Century Dictionary and Cyclopedia

  • In physics, producing or bearing light; yielding light: as, the luminiferous ether. See ether, 2.
  • Serving as a medium for conveying light.


from The American Heritage® Dictionary of the English Language, 4th Edition

Latin lūmen, lūmin-, light; see lumen + -ferous.


  • I thought to myself how the present system of the universe depends upon what we term the luminiferous ether; of the perfect elasticity and inexpansibility of that ether; of what its nature must be.

    A Strange Discovery

  • However, Victorian scientists did think there was something called the luminiferous ether.

    Archive 2010-03-01

  • As late as 1884, Lord Kelvin expressed the view of virtually all physicists that electromagnetic fields required a physical medium in space, known as the luminiferous ether, by which they could manifest their wave properties.

    Two Older Articles by Alan B Wallace

  • The koilon in which all these bubbles are formed undoubtedly represents a part, and perhaps the principal part, of what science describes as the luminiferous æther.

    Occult Chemistry Clairvoyant Observations on the Chemical Elements

  • The existence of an all-pervasive medium called the luminiferous ether was launched as a theory.

    Among the Forces

  • It has the best possible reasons for rejecting the idea of luminiferous particles; but, in support of the conclusion that the celestial spaces are occupied by matter, it is able to offer proofs almost as cogent as those which can be adduced of the existence of an atmosphere round the earth.

    Fragments of science, V. 1-2

  • The concept of God had always seemed unnecessary to her, like the luminiferous ether that was once believed to pervade the universe.

    The Omega Theory

  • Without that, theism has no more explanatory power than phlogiston or the luminiferous ether.

    Attached to Strings

  • Michelson tends to be remembered for his part in the Michelson-Morley experiment that debunked the commonly held idea that light waves traveled across a "luminiferous ether."

    Our Constant Companions

  • Alternatively, Michaelson-Morley might have demonstrated that the Earth is at rest with respect to the luminiferous ether, with the rest of the universe in motion around it.

    What do you know? e really does = MC Hammer squared


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