donepezil

don·ep·e·zil

noun \ˌdän-ˈep-ə-zil\

Definition of DONEPEZIL

: a reversible acetylcholinesterase inhibitor used as the hydrochloride C₂₄H₂₉NO₃·HCl in the palliative treatment of mild to moderate dementia of the type occurring in Alzheimer's disease—see aricept