IPA: /ɔːɡˈzɪl.jə.ri/
KK: /ɔɡˈzɪljəri/
Describing something that provides help or support, or is used as a backup or additional resource.
The auxiliary staff helped the main team complete the project on time.
A person or thing that helps or supports another, often in a secondary role.
The auxiliary provided assistance to the main team during the project.
Auxiliary is formed from "auxilium" (meaning help or aid) and the suffix "-ary" (meaning pertaining to or connected with). The word describes something that is related to or provides help or support.
Think of 'help' ('auxilium') when you remember that 'auxiliary' refers to something that provides assistance or support.