The term 'eclectic mix' can be defined as a combination of different elements from various sources. The crossword solution for this term is 'OLIO', which is a term used to describe a miscellaneous collection of things. It is derived from the Italian word 'OLIO', meaning 'SAUCE'. OLIO is often used to refer to a variety of dishes, such as a stew or soup, that contain a variety of ingredients. It can also refer to a variety of other items, such as a collection of books, music, or art.