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Stygian

American  
[stij-ee-uhn] / ˈstɪdʒ i ən /
Also stygian

adjective

  1. of or relating to the river Styx or to Hades.

  2. dark or gloomy.

  3. infernal; hellish.

Stygian British  
/ ˈstɪdʒɪən /

adjective

  1. of or relating to the river Styx

  2. literary

    1. dark, gloomy, or hellish

    2. completely inviolable, as a vow sworn by the river Styx

"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

Other Word Forms

  • trans-Stygian adjective

Etymology

Origin of Stygian

1560–70; < Latin Stygi ( us ) < Greek Stýgios ( Styg-, stem of Stýx Styx + -ios adj. suffix) + -an

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.