miliary Syllabification: (mil·i·ar·y)Pronunciation: /ˈmilēˌerē/Definition of miliary adjective (of a disease) accompanied by a rash with lesions resembling millet seed:miliary tuberculosisOrigin: late 17th century: from Latin miliarius, from milium 'millet'miliary in other Oxford dictionaries Definition of miliary in the British & World English dictionary