Sign

A Sign is anything which represents something else (so far as it is complete), and if it represents itself it is as a part of another sign which represents something other than itself, and it...

Remember my definition of a “sign,” upon which I have a right to insist as that of a new term of logic, just as a zoölogist has a right to define “fish” so as to exclude star-fishes. jelly-fishes...

…the essential nature of a sign is that it mediates between its Object which is supposed to determine it and to be, in some sense, the cause of it, and its Meaning, or, as...

Premising that by intelligence I shall mean the character common to intelligent feelings, – such as those evoked by listening to a piece of concerted music, – intelligent actions, –...

…any sign, of whatsoever kind, professes to mediate between an Object, on the one hand, that to which it applies, and which is thus in a sense the cause of the sign, and,...

…any sign, of whatever kind, mediates between an object to some sort of conformity with which it is moulded, and which thus determines it, and an effect which it is...

I am now prepared to risk an attempt at defining a sign, – since in scientific inquiry, as in other enterprises, the maxim holds, Nothing hazard, nothing gain. I will say that...

A sign is whatever there may be whose intent is to mediate between an utterer of it and an interpreter of it, both being ...

It is difficult to define a sign in general. It is something which is in such a relation to an object that it determines, or might determine, another sign of the same object. This is true but...

A sign is a species of medium of communication.

The object, O, determines the sign, S, and S determines the Interpreting sign, I, to being determined by O...

It is not only essential to a Sign that it should represent, i.e. stand in place of or for, an Object, but, if possible, still more so that it should be capable of Interpretation...

A sign is something which in some measure and in some respect makes its interpretant the sign of that of which it is itself the sign. [—] [A] sign which merely...

What is a sign? It is anything which in any way represents an object. This statement leaves us the difficulty of saying what “representing” is. Yet it affords help...

Robin Catalogue:
A. MS., n.p., [c.1902], pp. 4-45, 31-42, and 8 pp. of fragments.
The nature of a sign. Propositions as the significations of signs which represent that some...

The most characteristic form of thirdness is that of a sign; and it is shown that every cognition is of the nature of a sign. Every sign has an object,...

Robin Catalogue:
A. MS., n.p., n.d., pp. 5-8.
The nature of signs.

A. MS., G-undated-16 [c.1899-1900?], 6 pp., plus 2 pp. each of two other drafts having the same title as above.
Published, in part, as 8.368n23. Omitted from publication are definitions of “...

…a sign is something, A, which denotes some fact or object, B, to some interpretant thought, C.

…the word Sign will be used throughout the volume to denote an Object perceptible, or only imaginable, or even unimaginable in one sense, – for the word ‘fast’, which is a Sign, is not imaginable...

Robin Catalogue:
A. MS., n.p., October 3-13, 1909, pp. 9-36, 27-30, 28-29, 31-36.
Tendency to guess right (but not necessarily on the first guess). Pure logic supports the...