Definitions for uppercaseˈʌp ərˈkeɪs
Random House Webster's College Dictionary
Ref: See under case2 (def. 8). 2 8
Origin of upper case:
up•per•caseˈʌp ərˈkeɪs(adj.; v.; n.)-cased, -cas•ing
(adj.)(of an alphabetical character) capital.
pertaining to or belonging in the upper case.
(v.t.)to print or write with an uppercase letter or letters.
(n.)a capital letter.
Ref: Compare lowercase. 2
Origin of uppercase:
capital, capital letter, uppercase, upper-case letter, majuscule(adj)
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"
relating to capital letters which were kept in the top half of a compositor's type case
"uppercase letters; X and Y and Z etc"
written in upper case; capital