else

Other; in addition to previously mentioned items.

The instructor is busy. Can anyone else help me?

Whatever else she may be, she is not a surgeon.

Otherwise, if not.

How else (= in what other way) can it be done?

I'm busy Friday; when else (= what other time) works for you?

For otherwise; or else.

Then the Wronskian of f and g must be nonzero, else they could not be linearly independent.

He had never seen dogs fight as these wolfish creatures fought, and his first experience taught him an unforgetable lesson. It is true, it was a vicarious experience, else he would not have lived to profit by it.