Adjective

(en adjective)

Of, or relating to old age.

* {{quote-magazine, year=2013, month=May-June, author= Charles T. Ambrose

, title= Alzheimer’s Disease , volume=101, issue=3, page=200, magazine=(American Scientist) , passage=Similar studies of rats have employed four different intracranial resorbable, slow sustained release systems— […]. Such a slow-release device containing angiogenic factors could be placed on the pia mater covering the cerebral cortex and tested in persons with senile dementia in long term studies.}}

(often, offensive) Exhibiting the deterioration in mind and body often accompanying old age; doddering.

Adjective

(en adjective)

Obsolete, antiquated.

* 2007 , " Sledgehammers and hard drives", The Economist , 1 June 2007:

Your correspondent has a handful of superannuated computers lying around the home. The sprightliest of the bunch—a 400-megahertz Pentium II that came loaded with Windows NT4.0—has found a new lease on life as a Linux server.

* 2009 , Larissa Dubecki, " Critic's view", The Age , 24 March 2009:

To call the sexual politics of Ladette to Lady old-fashioned is an understatement. It's a horrifying revival of superannuated attitudes about women dressed up as an educational excursion into young womanhood that exploits its subjects by loading them up on alcohol when the cameras are rolling.

* 2010 , Bruce Rich, To Uphold the World: A Call for a New Global Ethic from Ancient India , Beacon Press (2010), ISBN 9780807095539, unnumbered page:

Files written fifteen or twenty years ago on superannuated computers and obsolete operating systems are for practical purposes irretrievable.

* 2010 , Stuart Mann & Gordon Murray, Art of the Formula 1 Race Car , Motorbooks (2010), ISBN 9780760337318, page 14:

The 158 was a delicate and not especially sure-handling device, but by now its engine had been modified to produce 250 horsepower, which gave it a decisive speed advantage over the superannuated old clunkers that were predominately arranged against it.

Retired or discarded due to age.