[342b]
and true. First of these comes the name; secondly the definition; thirdly the image; fourthly the knowledge. If you wish, then, to understand what I am now saying, take a single example and learn from it what applies to all. There is an object called a circle, which has for its name the word we have just mentioned and, secondly, it has a definition, composed of names and verbs; for “that which is everywhere equidistant from the extremities to the center” will be the definition of that object which has for its name “round” and “spherical” and “circle.”1
1 For the definition of “circle” cf. Plat. Tim. 33b, Plat. Parm. 137e.