laminal Syllabification: (lam·i·nal)Pronunciation: /ˈlamənl/Definition of laminal adjective Phonetics (of a consonant) formed with the blade of the tongue touching the alveolar ridge (e.g., n, s, t). noun Phonetics a laminal sound. Origin: 1950s: from lamina + -allaminal in other Oxford dictionaries Definition of laminal in the British & World English dictionary