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Definition of uppercase

uppercase

/ˈʌp.ɚˌkeɪs/
up · per · case

Past Simple:uppercased
•
Past Participle:uppercased
•
Present Participle:uppercasing
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uppercase Lexical Profile

uppercase Game Scores & Validity

• adjective

1

Written, printed, or formatted in capital letters rather than small letters.

Example

"The security policy requires your new password to contain at least one uppercase character and one special symbol."

Synonyms
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Antonyms
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• noun

1

Capital letters collectively, as distinguished from small letters.

Example

"Please type the document heading in uppercase so that it stands out clearly on the page."

Synonyms
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• verb

1

To print, type, or convert (letters or text) into capital letters.

Example

"The formatting script automatically uppercases the first letter of every proper noun in the database."

Word Origin & Etymology

Originated in the 17th-century printing industry, referring to the upper of two inclined wooden trays (cases) where compositors stored movable metal type for capital letters, while the more frequently used small letters were kept in the closer 'lower case'.

Cite this Entry


Wordmom. (2026). Definition of Uppercase. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/uppercase
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