Definitions of syllogism

1. An argument stated in a logical form, consisting of three propositions, the first two being called the premises, and the last the conclusion, which contains the matter to be proved.

2. Logical form of every argument, consisting of three propositions, of which the first two are called the premises, and the last, which follows from them, the conclusion.

3. Form of argument consisting of two propositions called the premisses, and the third which follows from them, called the conclusion.

4. The logical form of reasoning, in which two promises lead necessarily to a conclusion.

5. A form of reasoning or argument, consisting of three propositions, of which the first two are called the premises, and the last, which necessarily follows from them, the conclusion.

6. Syllogistic.