capitalize
v. B2 Upper Intermediate US //ˈkæpətəˌɫaɪz// cap·i·tal·ize
v. 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.
v. to write or print a letter in its uppercase form. Typically used in the passive voice when referring to specific words or names.
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.
From capital + -ize, the first element ultimately from Latin capitālis (“of the head”).
Usage
The verb is transitive and takes a direct object.