lacking rays or raylike parts.
unlit, dark, or gloomy: a rayless cave.

Origin of rayless

First recorded in 1735–45; ray1 + -less
Related formsray·less·ness, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for rayless

Historical Examples of rayless

  • They all stood at the windows looking out into the rayless night.

  • Darkness hemmed him in, in rayless and triumphant obscurity.

    Under the Witches' Moon

    Nathan Gallizier

  • That morning there had broken over her a storm of rayless despair.


    Edward Frederic Benson

  • Far down into the dim, waveless, rayless depths, Mona has gone.

    A Veldt Official

    Bertram Mitford

  • Never before had all glint of hope been lost in rayless blackness.

    Under Handicap

    Jackson Gregory

British Dictionary definitions for rayless



dark; gloomy
lacking raysa rayless flower
Derived Formsraylessly, adverbraylessness, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012