He also wrote a couple of books on mathematics, but with secondary importance.
The meeting with the vice president was of secondary importance.
The term is usually applied to things of secondary importance.
I pushed the problem away as being one of only secondary importance.
Who it goes to is of secondary importance to him.
"The place is of secondary importance to the experience," he said.
It is also, she said today, of very secondary importance.
For the time being, even that was of secondary importance.
The degree they hold and its cost are of secondary importance.
Whether they are used for business or private purposes is of secondary importance.