presenium

pre·se·ni·um

(prē-sē'nē-ŭm),
The period preceding old age.
Farlex Partner Medical Dictionary © Farlex 2012

presenium

(prē-sē′nē-ŭm) [″ + senium, old age]
The time of life that precedes old age, typically the years before age 65.
Medical Dictionary, © 2009 Farlex and Partners

pre·se·ni·um

(prē-sē'nē-ŭm)
The period preceding old age.
Medical Dictionary for the Dental Professions © Farlex 2012
References in periodicals archive ?
Alzheimer's disease (AD) is a kind of chronic degenerative lesion of the central nervous system (CNS), taking place in presenium and senium.