I explore some of the issues that arise when trying to establish a connection between the underspecification hypothesis pursued in the NLP literature and work on ambiguity in semantics and in the psychological literature. A theory of underspecification is developed ‘from the first principles’, i.e., starting from a definition of what it means for a sentence to be semantically ambiguous and from...

Objective: Illness Anxiety Disorder (IAD) has two subtypes, care-seeking type, and care-avoidant. There is little information about the differences between the two subtypes.  Methods: This study was carried out to compare perfectionism and tolerance of ambiguity in the subtypes of the IAD. To this end, a causal-comparative design was employed. The statistical population of the study included t...