Multiple choice general knowledge i.e. , which means 'that is',is the abbreviation for Id Est In Exp In Exe Id Exp Reveal answer Fill a bubble to check yourself A Correct answer Explanation 'i.e.' is indeed the abbreviation for the Latin phrase 'Id Est,' which means 'that is' or 'that is to say.' It's used to clarify or restate something in different words. Options like In Exp, In Exe, or Id Exp are incorrect expansions.