combustible

[ kuhm-buhs-tuh-buhl ]
See synonyms for: combustiblecombustibles on Thesaurus.com

adjective
  1. capable of catching fire and burning; inflammable; flammable: Gasoline vapor is highly combustible.

  2. easily excited: a high-strung, combustible nature.

noun
  1. a combustible substance: Trucks carrying combustibles will not be allowed to use this tunnel.

Origin of combustible

1
From the Late Latin word combūstibilis, dating back to 1520–30. See combust, -ible

Other words from combustible

  • com·bus·ti·bil·i·ty, com·bus·ti·ble·ness, noun
  • com·bus·ti·bly, adverb
  • un·com·bus·ti·ble, adjective

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use combustible in a sentence

British Dictionary definitions for combustible

combustible

/ (kəmˈbʌstəbəl) /


adjective
  1. capable of igniting and burning

  2. easily annoyed; excitable

noun
  1. a combustible substance

Derived forms of combustible

  • combustibility or combustibleness, noun
  • combustibly, adverb

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012