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infernal

[ in-fur-nl ]
/ ɪnˈfɜr nl /
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See synonyms for: infernal / infernally on Thesaurus.com

adjective
hellish; fiendish; diabolical: an infernal plot.
extremely troublesome, annoying, etc.; atrocious: an infernal nuisance.
of, inhabiting, or befitting hell.
Classical Mythology. of or relating to the underworld.
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Origin of infernal

First recorded in 1325–75; Middle English, from Late Latin infernālis, equivalent to Latin infern(us) “situated below, of the underworld” (see inferior) + -ālis -al1

OTHER WORDS FROM infernal

in·fer·nal·i·ty, nounin·fer·nal·ly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use infernal in a sentence

British Dictionary definitions for infernal

infernal
/ (ɪnˈfɜːnəl) /

adjective
of or relating to an underworld of the dead
deserving hell or befitting its occupants; diabolic; fiendish
informal irritating; confounded

Derived forms of infernal

infernality, nouninfernally, adverb

Word Origin for infernal

C14: from Late Latin infernālis, from infernus hell, from Latin (adj): lower, hellish; related to Latin inferus low
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
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