muir Muilla • muirburn · · · Info · Definitions · Characters · · muir · · Text Latin · · Script 4 · · Length 2 · · Syllables Definitions · · · (noun) United States naturalist (born in England) who advocated the creation of national parks (1838-1914). Synonyms: Muir, John Muir. · · Noun Definition 1 Characters · · i latin small letter i U+0069 m latin small letter m U+006D r latin small letter r U+0072 u latin small letter u U+0075