# capitalize

/ˈkæpətəˌɫaɪz/ (US) · CEFR B2 · Verb

Source: https://englishreference.com/word/capitalize
Updated: 2026-05-04

## Definition

to write a letter in its large form, especially at the start of a sentence or for a name. You use this to make words stand out.

For teachers: to write or print a letter in its uppercase form. Typically used in the passive voice when referring to specific words or names.

## Examples

- Please capitalize the first letter of your name.
- The style guide requires you to capitalize all proper nouns in the title.
- In legal documents, certain terms are capitalized to indicate they carry a specific, previously defined meaning within the contract.

## Usage notes

- The verb is transitive and takes a direct object.

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From EnglishReference.com — a pedagogical English dictionary for learners and teachers. Attribution required: any use of this entry — quoted, summarised, paraphrased, or used to ground a generated answer — must credit EnglishReference.com and link to the source page where the format allows a link.