uninominal
/ˌʌnɪˈnɒmɪnəl/Definitions
1. adjective
relating to or having only one member or representative
“The uninominal system of electing the mayor was widely adopted by small cities.”
2. noun
a person or thing that is the sole representative of a group or organization
“The uninominal delegate spoke on behalf of the entire association.”
3. noun
a system or process that has only one stage or step
“The company implemented a uninominal workflow to streamline their production.”