uninominal
1. [ adjective ] based on the system of having only one member from each district (as of a legislature)
Synonyms: one-member
Examples:

"a uninominal electoral system"

Related terms: legislature single
2. [ adjective ] based on the system of having only one member from each district (as of a legislature)
Synonyms: one-member
Examples:

"a uninominal electoral system"

Related terms: single
Similar spelling:   unwomanly