CONTENTS. Xlll 



CHAPTER VI. Of Propositions merely Verbal. 



MB 



1. Essential and Accidental propositions . . . 119 



2. All essential propositions are identical propositions . 120 



3. Individuals have no essences .... 124 



4. Heal propositions, how distinguished from verbal . 126 



5. Two modes of representing the import of a Real proposition 127 



CHAPTER VII. Of the Nature of Classification, and the 

 Five Predicables. 



1. Classification, how connected with Naming . . 129 



2. The Predicates, what . . . . .131 



3. Genus and Species ...... 131 



4. Kinds have a real existence in nature . . . 134 



5. Differentia . . . . . . .139 



6. Differentiae for general purposes, and differentia? for special 



or technical purposes ..... 141 



7. Proprium ....... 144 



8. Accidens 146 



CHAPTER VIII. Of Definition. 



1. A definition, what 148 



2. Every name can be defined, whose meaning is susceptible 



of analysis . . . . . . 150 



3. Complete, how distinguished from incomplete definitions . 152 

 3. and from descriptions ..... 154 



5. What are called definitions of Things, are definitions of 



Names with an implied assumption of the existence of 

 Things corresponding to them .... 157 



6. even when such things do not in reality exist . . 165 



7. Definitions, though of names only, must be grounded on 



knowledge of the corresponding Things . . 167 



