All But One

[mehmetmamger]

What does "all but one" mean in the sentences or phrases below? A paraphrase is much preferred.

All but one of the cases he cites
All but one of these new CDs. contain more than seventy minutes of music.
All but one of the seven steroids studied in the present investigation.

Thank you very much for your help.

[curmudgeon]

With the exception of one, apart from one.

six out of the seven steroids studied...

[MikeNewYork]

What does "all but one" mean in the sentences or phrases below? A paraphrase is much preferred.

All but one of the cases he cites
All but one of these new CDs. contain more than seventy minutes of music.
All but one of the seven steroids studied in the present investigation.

Thank you very much for your help.

In each case it is one less than the number you have.