infernal
- hellish; fiendish; diabolical: an infernal plot.
- extremely troublesome, annoying, etc.; outrageous: an infernal nuisance.
- of, inhabiting, or befitting hell.
- Classical Mythology. of or relating to the underworld.
Origin of infernal
Synonyms for infernal
See more synonyms for on Thesaurus.comExamples from the Web for infernally
Historical Examples of infernally
I feel sorry for her and that's all—deeply and infernally sorry.
The HarborErnest Poole
He was so infernally certain that the Emperor would wipe the floor with us.
The Island MysteryGeorge A. Birmingham
This intuition, or whatever you may call it, is an infernally bad thing for you.
The Seven SecretsWilliam Le Queux
If you don't do this my position, as well as your own, will be infernally awkward.
Lalage's LoversGeorge A. Birmingham
Her dissimulation, he was obliged to perceive, had been infernally deep.
EmbarrassmentsHenry James
infernal
- of or relating to an underworld of the dead
- deserving hell or befitting its occupants; diabolic; fiendish
- informal irritating; confounded
Word Origin for infernal
Word Origin and History for infernally
infernal
late 14c., in reference to the underworld, from Old French enfernal, infernal (12c.), from Late Latin infernalis "of the lower regions," from infernus "hell" (Ambrose), literally "the lower (world)," noun use of Latin infernus "lower, lying beneath," from infra "below" (see infra-). Meaning "devilish, hateful" is from early 15c. For the name of the place, or things which resemble it, the Italian form inferno has been used in English since 1834, from Dante. Related: Infernally.