Gigafire

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    A wildfire which burns more than one million acres. neologism

    "When we coined the term "megafire" for wildfires that exceed 100,000 acres, it was in the back of our mind that if a fire reached 1 million acres it would be called a "gigafire"."

Example

More examples

"When we coined the term "megafire" for wildfires that exceed 100,000 acres, it was in the back of our mind that if a fire reached 1 million acres it would be called a "gigafire"."

Etymology

From giga- + fire.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.