The crossword solution for the term INCLUSIVE PREFIX is AMBI. The prefix 'ambi-' is derived from the Latin word 'ambi' meaning 'BOTH'. It is used to indicate that something is of, relating to, or affecting BOTH sides or all parts. It is commonly used in words such as ambidextrous, which means having the ability to use BOTH hands with equal skill, and ambivalent, which means having mixed feelings or contradictory ideas about something.