Cœlo, Treatise de, connected with what other works, [54], [653].

Colour, object of vision, action of, [466]; varieties of, proceeding all from white and black, [467].

Common Sense, or Opinion, opposed to Science in Plato and Aristotle, [207]; Sir W. Hamilton on, [565]; legitimate meaning of, [567]; authoritative character of, in one place allowed by Aristotle, [569]; Aristotle’s conception of, as devoid of scientific authority, [573], [574].

[Compound], The (τὸ σύνολον), of Form and Matter, or the Individual, [445], [456], [599] seq.

Concealment, how to be practised by dialectical questioner, [356].

Conclusion, of Syllogism, indicates Figure, [152], [164], [167]; when more than one, [171]; true, from false premisses, [172] use to demonstrate premisses, [173]; reversed to refute premisses, [174]; kinds of, in Demonstration, compared, [231].

[Concomitants], non-essential, no demonstration of, [219]; no definition of, [220]; near to Non-Entia, [561]; little more than a name, [593]; see [Accident].

Concrete, and Abstract, appellatives not used by Aristotle, [65]; the, as compound of Form and Matter, [456] seq.; see [Compound].

Conjunction, Fallacy of, [385]; how to solve, [408].

Consequentis Fallacia, [388]; not understood before Aristotle, [390]; how to solve, [412].