'Alzheimers' definitions:
Definition of 'Alzheimers'
(from WordNet)
noun
A progressive form of presenile dementia that is similar to senile dementia except that it usually starts in the 40s or 50s; first symptoms are impaired memory which is followed by impaired thought and speech and finally complete helplessness [syn: Alzheimer's disease, Alzheimer's, Alzheimers]