lowercase

Of, printed, or formatted in lowercase letters.

To put (type or text) in lowercase letters.

In printing, pertaining to or belonging in the lower case (see case, n., 6): as, the lower-case boxes; lower-case type or letters. Usually abbreviated lowercase

In printing, the kind of type that is placed in the boxes of the lower case (see case, 6); small letters collectively, as opposed to capitals: as, roman or italic lower-case; the title-words of this dictionary are set in condensed antique lower-case (with capital initials when these are ordinarily used).

Pertaining to, or kept in, the lower case; — used to denote the small letters, in distinction from capitals and small capitals. Contrasted with uppercase. See the Note under 1st case, n., 3.

Alternative spelling of lower case.

in lower case

relating to small (not capitalized) letters that were kept in the lower half of a compositor’s type case

the characters that were once kept in bottom half of a compositor’s type case