upper-case letter

Noun upper-case letter has 1 sense

• upper-case letter(n = noun.communication) capital, capital letter, majuscule, uppercase - one of the large alphabetic characters used as the first letter in writing or printing proper names and sometimes for emphasis; "printers once kept the type for capitals and for small letters in separate cases; capitals were kept in the upper half of the type case and so became known as upper-case letters"
is a kind of character, grapheme, graphic symbol
has particulars: small cap, small capital