low·er·case 
/ˌlowɚˈkeɪs/ adjective
/ˌlowɚˈkeɪs/ adjective : having as its typical form a, b, c rather than A, B, C : not capital
▪ lowercase letters — compare uppercase
▪ lowercase letters — compare uppercase
— lowercase noun [noncount]
▪ letters written in lowercase
▪ letters written in lowercase
