ma·jus·cule (mə-jŭs'kyōōl, māj'ə-skyōōl') n. A large letter, either capital or uncial, used in writing or printing.
[French, from Latin māiusculus, somewhat larger, diminutive of māior, greater; see meg- in Indo-European roots.] ma·jus'cule, ma·jus'cu·lar (mə-jŭs'kyə-lər) adj.