reduced UK /ɹɪˈdjuːst/US /ɹɪˈdust/ adjective4 •Made smaller or less; having undergone reduction.the reduced prices in a summer sale •Discounted in price.the reduced goods at the sale •Of a sauce etc.: made more concentrated.The chicken was served in a reduced red wine sauce. •Of a relative clause: not marked by an explicit relative pronoun or relativizer such as who, which, or that. formsmore reduced · most reduced