What title is given to an unaltered mature female cat?

So the Queen was the author of the answer?

The vocalist of Queen, Freddy Mercury, was big time cat lover. They were adored by the Egyptians and pharaohs had them buried with them in their tombs. Dogs drool; cats rule!

So what is an altered female cat called

I like the idea of a large group of cats being called a glaring!

It seems odd to need to describe what a domestic cat is. 8 million cats are kept as pets in Britain... not all in one house, of course.

Artemis, It means not spayed.