gerontocracyn.
/ˌdʒɛrənˈtɒkrəsi/, /ˌdʒɛrn̩ˈtɒkrəsi/, U.S. /ˌdʒɛrənˈtɑkrəsi/ The system of government by old men. Also, a governing body consisting of old men.
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society > authority > rule or government > rule of any class or persons > ruling class or group > [noun] > other ruling classes or groups
stratocracy1652
Praetorian Guard1735
oligarchy1823
vampirarchy1823
hierocracy1828
gerontocracy1830
Whigocracy1831
plantocracy1839
mediocracy1845
squattocracy1846
snobocracy1853
pedantocracy1856
foolocracy1859
thugocracy1896
pigmentocracy1949
xenocracy1965
society > authority > rule or government > rule of any class or persons > [noun] > of old men
gerontocracy1877
1830 Examiner 643/1 The adjustment of the qualification of candidates involves the entire question between the gerontocracy and the young men.
1877 R. Lowe in Fortn. Rev. 1 Oct. 445 By making a Parliament already too old older, and already too rich richer—a plutocracy, and a gerontocracy.
This entry has not yet been fully updated (first published 1899; most recently modified version published online March 2022).
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n.1830