Entry 1 sense Webster, 1913 Ballistite · Bal·lis·tite · IPA /ˈbæl.əˌstaɪt/ 01 n. A smokeless powder containing equal parts of soluble nitrocellulose and nitroglycerin. 1. A smokeless powder containing equal parts of soluble nitrocellulose and nitroglycerin.(Chem.)