Combust

/kəmˈbʌst/ adj, noun, verb

adj, noun, verb ·Moderate ·College level

Meaning at a glance

  • Primary sense: That which undergoes burning.
  • Grammar: combust is listed as adj, noun, verb.
  • Nearest alternatives: catch fire, conflagrate, ignite, take fire.
  • Useful contrasts: vapes, burn out, flame out.
  • Usage evidence: Brom swore after that he spoke only the truth, the truth that as he sat by my side praying for my soul, my body had combusted into flame, the fire rapidly engulfing my entire being.

How to use "combust"

  1. Start with the primary definition, then check the part of speech before placing the word in a sentence.
  2. Compare nearby synonyms to make sure "combust" carries the exact meaning, tone, and strength you need.
  3. Use the example sentence as a context check. If your sentence uses the word differently, confirm that the grammar still fits.

Meaning check

  • Does the word fit the sentence's grammar?
  • Does it match the intended tone rather than only the dictionary definition?
  • Would a simpler synonym be clearer for the reader?
  • Is there enough surrounding context to prevent ambiguity?

Source and review context

This entry combines structured lexical data with WordToolSet review checks. Definitions, examples, synonyms, and usage notes may come from different source tables, so the page is designed to show evidence from more than one angle before you rely on "combust" in a final draft.

If a word has several senses, prefer the sense that matches your sentence's grammar and surrounding context. A correct definition can still be the wrong choice when the sentence needs a different register, emphasis, or level of specificity.

Before you rely on this definition

Read the first definition as a starting point, then check the example, synonyms, and part of speech before treating "combust" as the right word for your sentence.

If your draft is formal, technical, persuasive, or sensitive, compare "combust" with a nearby alternative so the final choice matches both meaning and reader expectation.

Compare nearby meanings

  • Use synonyms when you need a softer, stronger, simpler, or more specific word.
  • Use antonyms to check the boundary of the meaning and avoid accidental contrast.
  • Use the example sentence to confirm the word behaves naturally in context.
  • Keep the original wording when a replacement adds complexity without improving precision.

Definition decision workflow

1. Identify the role

Check whether "combust" is acting as adj, noun, verb in your sentence. A definition is only useful when the grammar matches the way the word is being used.

2. Test the nearest option

Compare it with "catch fire" and other nearby choices to see whether the sentence needs a softer, stronger, or more familiar word.

3. Confirm with context

Use the example sentence below as an evidence check, then read your own sentence out loud to catch tone or rhythm problems.

Review note: Definition pages are checked for source coverage, sentence evidence, synonym support, and editorial insight before they are treated as approval-ready pages. If the evidence is too thin, the page remains available to users but is kept out of the approval-facing indexed inventory.

Final meaning check

Before publishing a sentence with "combust", ask whether the word helps the reader understand the idea faster. A precise word should reduce confusion, not simply make the sentence look more polished.

When the definition, synonym evidence, and example context point in the same direction, the word is usually a safer choice. When they conflict, revise the sentence or choose a clearer alternative.

Definitions

Noun
  1. 1
    That which undergoes burning. obsolete
Verb
  1. 1
    To burn; to catch fire.

    "Brom swore after that he spoke only the truth, the truth that as he sat by my side praying for my soul, my body had combusted into flame, the fire rapidly engulfing my entire being."

  2. 2
    undergo combustion wordnet
  3. 3
    To erupt with enthusiasm or boisterousness. figuratively, intransitive

    "The audience combusts."

  4. 4
    cause to become violent or angry wordnet
  5. 5
    get very angry and fly into a rage wordnet
Show 2 more definitions
  1. 6
    start to burn or burst into flames wordnet
  2. 7
    cause to burn or combust wordnet
Adjective
  1. 1
    Burnt. obsolete
  2. 2
    In close conjunction with the sun (so that its astrological influence is "burnt up"), sometimes specified to be within 8 degrees 30'.

    "Guianerius had a patient could make Latin verses when the moon was combust, otherwise illiterate."

Synonyms

All synonyms
catch fireconflagrateignitetake firebakeblaze

Antonyms

vapesburn outflame outgo out

Example

"Brom swore after that he spoke only the truth, the truth that as he sat by my side praying for my soul, my body had combusted into flame, the fire rapidly engulfing my entire being."

Common questions

What does "combust" mean?

That which undergoes burning.

What is a synonym for "combust"?

Common synonyms include: catch fire, conflagrate, ignite, take fire, bake, blaze.

How do you use "combust" in a sentence?

Brom swore after that he spoke only the truth, the truth that as he sat by my side praying for my soul, my body had combusted into flame, the fire rapidly engulfing my entire being.

How do you pronounce "combust"?

Pronounced /kəmˈbʌst/.

Etymology

From Middle English combust (“burnt”), from Old French combust, from Latin combustus, the perfect passive participle of Latin combūrere (“to burn up”).

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