lignocaine Syllabification: (lig·no·caine)Pronunciation: /ˈlignəˌkān/Definition of lignocaine noun another term for lidocaine.Origin: 1950s: from ligno- (Latin equivalent of xylo-, used in the earlier name xylocaine and reflecting chemical similarity to xylene) + -caine (from cocaine)lignocaine in other Oxford dictionaries Definition of lignocaine in the British & World English dictionary