uppercase

Adjective

• relating to capital letters which were kept in the top half of a compositor's type case; X and Y and Z etc"
  • uppercase letters
    

Noun

• one of the large alphabetic characters used as the first letter in writing or printing proper names and sometimes for emphasis; capitals were kept in the upper half of the type case and so became known as upper-case letters"
  • printers once kept the type for capitals and for small letters in separate cases
    

Related words

• Synonyms: 
  capital , capital letter , upper-case letter , majuscule
• Antonyms: 
  lowercase , small letter , lower-case letter , minuscule