A element is a descriptive word phrase or clause that is not essential to the meaning of a sentence

Answer;

A nonrestrictive element or a nonessential element

Explanation;

A word, phrase or a clause that is not essential to the meaning of a sentence is referred to as a nonessential element.

When this type of element is removed from a sentence, the sentence still makes sense since it is not essential.

For example;

In the sentence; The information, however, was inaccurate.

However is the non essential element since it interrupts the flow of the sentence, removing it the sentence would still make sense. that is;

The information was inaccurate.

Nonrestrictive I just took the quiz