👉 Macaronicism is a concept in psychology that suggests that individuals may have an innate tendency to prefer certain types of food over others, and this preference persists despite repeated exposure. The term was coined by psychologist Jean Piaget in his work on early childhood development. In the context of macaronicism, it refers to a phenomenon where an individual's preference for one type of food (e.g., apple) may persist even after they have tried various types of food that are similar in taste and texture.