capital letter: meaning, definition, pronunciation and examples
B1Neutral to formal; commonly used in educational, technical, and everyday instructional contexts.
Quick answer
What does “capital letter” mean?
An uppercase form of a letter used at the beginning of sentences or for proper nouns.
Audio
Pronunciation
Definition
Meaning and Definition
An uppercase form of a letter used at the beginning of sentences or for proper nouns.
A letter of the alphabet in its larger, majuscule form, which typically has distinct graphical features from its lowercase counterpart and is used in specific orthographic contexts, such as for emphasis, titles, or acronyms.
Dialectal Variation
British vs American Usage
Differences
No significant differences in meaning or usage. The concept is identical. Some historical or technical texts may use the term 'majuscule' (more common in BE academic contexts) but 'capital letter' is standard in both.
Connotations
Neutral and technical in both varieties.
Frequency
Equally frequent in both varieties, with very high frequency in educational materials.
Grammar
How to Use “capital letter” in a Sentence
[verb] + capital letter (e.g., 'use a capital letter', 'put a capital letter')[preposition] + capital letter (e.g., 'in capital letters', 'with a capital letter')capital letter + [verb] (e.g., 'the capital letter indicates...', 'a capital letter begins...')Vocabulary
Collocations
Examples
Examples of “capital letter” in a Sentence
verb
British English
- The style guide says to capitalise all headings.
- Please capitalise the first word of each bullet point.
American English
- The style guide says to capitalize all headings.
- Please capitalize the first word of each bullet point.
adverb
British English
- He wrote the title CAPITALLY to make it stand out. (rare/archaic)
American English
- He wrote the title CAPITALLY to make it stand out. (rare/archaic)
adjective
British English
- The capital 'R' in the logo looks unbalanced.
- She wrote her name in capital letters.
American English
- The capital 'R' in the logo looks unbalanced.
- She wrote her name in capital letters.
Usage
Meaning in Context
Business
Used in style guides for reports, presentations, and official correspondence (e.g., 'Always use a capital letter for job titles in this document.').
Academic
Discussed in linguistics, grammar, and pedagogy. Rules for capitalization are a core component of academic writing guides.
Everyday
Commonly referenced when teaching children to write, filling out forms, or correcting informal text messages or social media posts.
Technical
Crucial in programming (case-sensitive languages), data entry standards, and typography.
Vocabulary
Synonyms of “capital letter”
Vocabulary
Antonyms of “capital letter”
Watch out
Common Mistakes When Using “capital letter”
- Using a capital letter in the middle of a common noun without reason (e.g., 'i went to the Park').
- Forgetting the capital letter for languages or nationalities (e.g., 'He speaks english and french.').
- Incorrectly using lowercase 'i' for the first-person pronoun in English.
FAQ
Frequently Asked Questions
Yes, in modern usage they are perfect synonyms. 'Uppercase' originates from the printing press where capital letters were stored in the upper case (drawer).
The main rules are: 1) The first word of a sentence. 2) Proper nouns (names of people, places, organizations). 3) The pronoun 'I'. 4) Days, months, and holidays (but not seasons). 5) Titles when they precede a name (e.g., President Smith).
It's a long-standing netiquette rule. Text in all caps is harder to read in bulk and historically, in early digital systems where formatting was limited, it was the only way to add strong emphasis, which was interpreted as aggressive or loud.
No, rules vary significantly. For example, German capitalizes all nouns. Spanish does not capitalize days, months, or nationalities in the same way. Some scripts, like Arabic and Hebrew, do not have a case distinction at all.
An uppercase form of a letter used at the beginning of sentences or for proper nouns.
Capital letter is usually neutral to formal; commonly used in educational, technical, and everyday instructional contexts. in register.
Capital letter: in British English it is pronounced /ˌkæp.ɪ.təl ˈlet.ər/, and in American English it is pronounced /ˌkæp.ə.t̬əl ˈlet̬.ɚ/. Tap the audio buttons above to hear it.
Phrases
Idioms & Phrases
- “To do something with a capital 'A' (or other letter) (emphatic variant: 'with a capital C')”
Learning
Memory Aids
Mnemonic
Think of a CAPital letter as wearing a CAP or crown – it's the 'top' or 'important' form of the letter.
Conceptual Metaphor
IMPORTANCE IS SIZE / FORMALITY IS HEIGHT (A capital letter is 'raised' and 'larger', signifying importance or the start of something formal.)
Practice
Quiz
In which of these sentences is the use of a capital letter INCORRECT according to standard English rules?