hydrolysed vegetable protein in British English
(ˈhaɪdrəˌlaɪzd ˈvɛdʒtəbəl ˈprəʊtiːn)
nouna powder or liquid that is produced by boiling legumes or cereals in hydrochloric acid and then neutralizing with sodium hydroxide. It is used as a flavouring in some foods, such as soups and bouillon cubes