(noun, adjective)


1. characteristic of or resembling Hell

- infernal noise

- infernal punishment

2. extremely evil or cruel; expressive of cruelty or befitting hell

- infernal instruments of war

Similar word(s): evil, demonic, diabolic, diabolical, fiendish, hellish, satanic, unholy

3. expletives used informally as intensifiers

- an infernal nuisance

Similar word(s): cursed, curst, blame, blamed, blasted, blessed, damn, damned, darned, deuced, goddam

4. of or pertaining to or characteristic of a very uncontrolled and intense fire

- infernal heat

5. being of the underworld

- infernal regions

Similar word(s): evil, chthonian, chthonic, nether, hadean, plutonian, tartarean, stygian


1. an inhabitant of Hell

- his roar made the infernals quake

Definition categories: person, deceased, decedent, departed