dysnomic

Pertaining to or affected by dysnomia.

However, little research has explored whether naming tests of different semantic categories would be useful in differentiating language-disordered from non-language-disordered learning-disabled children. It is this lack of data on the naming performance of dysnomic children on tests of varying semantic categories that prompted this investigation.

A person affected by dysnomia.

One possible as yet empirically unexplored but provocative explanation links the similarities between young children’s defective colour naming and that of colour dysnomics (see Oxbury, Oxbury & Humphrey 1969).