I. antiquate adjective
Etymology: Late Latin antiquatus
archaic : antiquated
II. an·ti·quate ˈantə̇ˌkwāt, -tē, ˈaan-, usually -ād.+V transitive verb
( -ed/-ing/-s )
Etymology: Late Latin antiquatus, past participle of antiquare to make obsolete, from Latin antiquus old — more at antique
1.
a. : to make old or obsolete
new appliances antiquate millions of old wiring systems — Better Homes & Gardens
b. : to make void or abolish as out of date
the Copernican system … antiquated an astronomic theory — Jacob Taubes
2. : to make antique : antique