The Infernal Helmet is a helmet armour piece added during the Volcanic Biome Part 2 Update in 99 Nights in the Forest. The Infernal Helmet can be crafted at the Tool Workshop. The ingredients are: …

The meaning of INFERNAL is of or relating to a nether world of the dead. How to use infernal in a sentence.

INFERNAL definition: hellish; fiendish; diabolical. See examples of infernal used in a sentence.

1. hellish; fiendish; diabolical: an infernal plot. 2. extremely troublesome, annoying, etc.; outrageous: an infernal nuisance. 3. of, inhabiting, or befitting hell or the underworld.

Serious and unpleasant (Definition of infernal from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

5 days ago · Adjective infernal (comparative more infernal, superlative most infernal) Of or relating to hell, or the world of the dead; hellish. Synonyms: hellish, helly, stygian; see also Thesaurus: infernal …

Definition of infernal adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Infernal definition: Fiendish; diabolical.

Infernal adjective of or pertaining to or suitable for the lower regions, inhabited, according to the ancients, by the dead; pertaining to Pluto's realm of the dead, the Tartarus of the ancients

WordReference Random House Learner's Dictionary of American English © 2025 in•fer•nal /ɪnˈfɜrnəl/ adj. fiendish; diabolical: an infernal plot. very troublesome; outrageous: an infernal nuisance. of, living …