verb (used with object), an·ti·quat·ed, an·ti·quat·ing.
- to make obsolete, old-fashioned, or out of date by replacing with something newer or better: This latest device will antiquate the ice-cube tray.
- to design or create in an style; cause to appear .
- to make obsolete or old-fashioned
- to give an old or antique appearance to
1640s, from Late Latin antiquationem (nominative antiquatio), noun of action from past participle stem of antiquare (see (adj.)).