adj, noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   An extinguisher, especially a fire extinguisher
2. 2
   An extinguishing medium such as water, chemical powders, gases (CO₂, halon, etc.)

Adjective

1. 1
   That serves to extinguish

Etymology

From extinguish + -ant.

Related phrases

fire extinguisher

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