əkˈsɛsəɹi əkˈsɛs(ə)ɹi əkˈsɛsəɹi əkˈsɛs(ə)ɹi əˈku.tɚ.mənt ˈædʒ.ʌŋkt ˈædʒ.ə.vənt ˈænsəˌleɹiː ɔːkˈsɪljəɹi ɔɡˈzɪljəɹi ˈsʌpləmənt furnishing added support an ancillary pump an adjuvant discipline to forms of mysticism The mind and emotions are auxiliary to each other aiding and abetting in a crime he was charged with being accessory to the crime a supplementary component that improves capability clothing that is worn or carried, but not part of your main clothing someone who helps another person commit a crime