A graphical representation of a string of graphemes or of a word which can make a patient produce (orthographically or orally) the name of an object, of a picture or of an action.
The observation that the POL can be damaged without comparable damage to the orthographic output lexicon (OOL) serves to confirm the claim of this particular architecture that there are modality-specific systems: Orthographic input: HOUSE Auditory input /haws/.