I understand the [Immediate Interpretant] to be the total unanalyzed effect that the Sign is calculated to produce; and I have been accustomed to identify this with the effect the sign first produces or may produce upon a mind, without any reflection upon it. [—] I might describe my Immediate Interpretation, as so much of a Sign that would enable a person to say whether or not the Sign was applicable to anything concerning which that person had sufficient acquaintance. [—] My Immediate Interpretant is implied in the fact that each Sign must have its peculiar Interpretability before it gets any Interpreter. [—] The Immediate Interpretant is an abstraction, consisting in a Possibility.