Eliminates unnecessary repetition and duplication of material already familiar to the student.

This unnecessary repetition caused a lot of amusement, and the station name has been announced only once since then.

As the recursion grows deeper, more and more of this type of unnecessary repetition occurs.

"Tautology is the unnecessary, repetition of meaning that has alreadybeen conveyed earlier in a phrase or sentence," Tom told him.

It was criticized in particular by the association for the unnecessary repetition of the state name.

It is an unnecessary repetition of the third antinomy.

In preparing this book, we have made one or two very slight cuts to the text - mainly for a desire to avoid unnecessary repetition.

The applicant should remember this and avoid unnecessary repetition and detail.

Code is used in order to avoid unnecessary repetition.

However, this technique also involves unnecessary repetition as many pixels overlap.