Book,  Chapter

1     IV,  VII | whilst one never failed of a medius terminus to prove any proposition;
2     IV,  XVII|   taken at a venture for the medius terminus, to prove any conclusion.
3     IV,  XVII|   cannot make use of it as a medius terminus,) does not as plainly
4     IV,  XVII|     the intermediate idea or medius terminus that the mind makes
5     IV,  XVII|    it ought to have? For the medius terminus being to join the
6     IV,  XVII|      not the position of the medius terminus be more natural,
7     IV,  XVII| propositions, and making the medius terminus the predicate of