capellini Syllabification: (cap·el·li·ni)Pronunciation: /ˌkapəˈlēnē/Definition of capellini noun pasta in the form of long, thin round strands, only slightly thicker than angel hair. Origin: 1950s: Italian, diminutive of capello 'hair'Spell capellini with a double l: it is an Italian word.capellini in other Oxford dictionaries Definition of capellini in the British & World English dictionary