The meaning of COMBUSTIBLE is capable of combustion. How to use combustible in a sentence.

Combustible definition: capable of catching fire and burning; inflammable; flammable.. See examples of COMBUSTIBLE used in a sentence.

Combustible wastes can be burnt in incinerators that to the maximum extent practicable reduce harmful emissions. These layers indicate incineration with some type of combustible material …

A combustible situation is likely to result in conflict or trouble. We changed the subject and moved to less combustible talk about her future.

Definition of combustible adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Combustible means "able to catch fire," like matches or the extremely dry forest floors that people sometimes forget are combustible — until they go up in flames.

Aug 17, 2025 · Noun [edit] combustible (plural combustibles) A material that is capable of burning. quotations

1. capable of catching fire and burning; inflammable; flammable. 2. easily excited. n. 3. a combustible substance.

There are five meanings listed in OED's entry for the word combustible, one of which is labelled obsolete. See ‘Meaning & use’ for definitions, usage, and quotation evidence.

Capable of taking fire and burning; capable of undergoing combustion: as, wood and coal are combustible. Hence Easily excited; fiery; irascible; inflammable: said of persons.