D defs.my
Entry 2 senses Webster, 1913

Inferno

/ĭnˌ-fẽrn'-ōˌ/ · In·fer·no · IPA /ɪnˈfɝnoʊ/
01 n. The infernal regions; hell.
  1. 1.
    The infernal regions; hell.
  2. 2.
    A raging fire.
    “At each sudden explosion in the inferno below they sprang back from the brink [of the volcanic crater].” — D. C. Worcester.