half-integerEnglishOxford New American Dictionaryhalf-integer /ˌhafˈin(t)əjər, ˌhæfˈɪn(t)ədʒər / ▸ noun a number obtained by dividing an odd integer by two (1/2, 11/2, 21/2, etc.). – DERIVATIVES half-integral /ˌhafˈin(t)əɡrəl , ˌhæfˈɪn(t)əɡrəl / adjective