👉 In extensional, a term refers to a word that is used as an adjective or noun to describe something that has been extended beyond its original meaning. For example, "inextensible" means that a thing cannot be broken into smaller pieces and can only be divided into parts. The term "inextensional" can also refer to the ability of something to extend itself in one direction while being constrained by another. This is similar to how a book or object is able to extend its length when