What does "expand" mean?
To change (something) from a smaller form or size to a larger one; to spread out or lay open.
Expand
/ɪkˈspænd/ verb
verb ·Very common ·Middle school level
Meaning at a glance
- Primary sense: To change (something) from a smaller form or size to a larger one; to spread out or lay open.
- Grammar: expand is listed as verb.
- Nearest alternatives: elaborate, amplify, enlarge, extend.
- Useful contrasts: abbreviated, abbreviatory, abridged.
- Usage evidence: People want more money to expand educational institutions.
How to use "expand"
- Start with the primary definition, then check the part of speech before placing the word in a sentence.
- Compare nearby synonyms to make sure "expand" carries the exact meaning, tone, and strength you need.
- 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 "expand" 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 "expand" as the right word for your sentence.
If your draft is formal, technical, persuasive, or sensitive, compare "expand" 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 "expand" is acting as 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 "elaborate" 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 "expand", 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
Verb
- 1 To change (something) from a smaller form or size to a larger one; to spread out or lay open. transitive
"You can expand this compact umbrella to cover a large table."
- 2 become larger in size or volume or quantity wordnet
- 3 To increase the extent, number, volume or scope of (something). transitive
"A flower expands its leaves."
- 4 exaggerate or make bigger wordnet
- 5 To express (something) at length and/or in detail. transitive
Show 13 more definitions
- 6 grow vigorously wordnet
- 7 To rewrite (an expression) as a longer, yet equivalent, sum of terms. transitive
"Use the binomial theorem to expand #123;(x#43;1)#125;⁴."
- 8 expand the influence of wordnet
- 9 To become, by rewriting, a longer, yet equivalent, sum of terms. intransitive
"The expression #123;(x#43;1)#125;⁴ expands to x⁴#43;4x³#43;6x²#43;4x#43;1."
- 10 make bigger or wider in size, volume, or quantity wordnet
- 11 To multiply both the numerator and the denominator of a fraction by the same (non-zero) number (which yields a fraction of equal value). transitive
"Expanding 4#47;7 by 3 gives 12#47;21."
- 12 add details, as to an account or idea; clarify the meaning of and discourse in a learned way, usually in writing wordnet
- 13 To change or grow from smaller to larger in form, number, or size. intransitive
"Many materials expand when heated."
- 14 extend in one or more directions wordnet
- 15 To increase in extent, number, volume or scope. intransitive
- 16 To speak or write at length or in detail. intransitive
"He expanded on his plans for the business."
- 17 To feel generous or optimistic. intransitive
- 18 In a hierarchical list (such as a directory tree or table of contents), to show the subentries of (an entry). transitive
Synonyms
All synonymsAntonyms
Example
"People want more money to expand educational institutions."
Common questions
What is a synonym for "expand"?
Common synonyms include: elaborate, amplify, enlarge, extend, abundance increase, add to.
How do you use "expand" in a sentence?
People want more money to expand educational institutions.
How do you pronounce "expand"?
Pronounced /ɪkˈspænd/.
Etymology
Recorded in Middle English since 1422 (as expanden, expaunden), from Anglo-Norman espaundre, from Latin expandere (“to spread out”), itself from ex- (“out, outwards”) + pandō (“to spread”). Doublet of spawn.