Cultural Lead-In is a term used to describe the process of introducing a new culture or cultural practices into a society. The term is often used in the context of agriculture, which is represented by the crossword solution AGRI. This term is used to refer to the introduction of new agricultural practices, such as crop rotation, irrigation, and fertilization, into a society. It is also used to refer to the introduction of new cultural practices, such as language, religion, and customs, into a society.