unopposed

adjective

un·​op·​posed ˌən-ə-ˈpōzd 

1

: not opposed

an unopposed invasion

: having no opponent

a politician who is running for election unopposed

2

medical : being or relating to estrogen replacement therapy in which a progestin (such as medroxyprogesterone acetate) is not coadministered to reduce the potential risks (such as endometrial cancer) associated with estrogen used alone

A woman who has had her uterus removed can take the estrogen "unopposed"—that is, without the addition of progestin.

—Consumer Reports

Examples of unopposed in a Sentence

Recent Examples on the Web

The winner of Tuesday night’s Republican primary advances to November’s general election to face David Roth, 43, of Idaho Falls, who ran unopposed in the Democratic primary. —Kevin Fixler, Idaho Statesman, 22 May 2024

If Willis wins, as widely expected, she’s expected in the November election to face Courtney Kramer, who is running unopposed in the GOP primary. —Karissa Waddick, USA TODAY, 21 May 2024

Word History

First Known Use

1625, in the meaning defined at sense 1

Medical Definition

unopposed

adjective

un·​op·​posed -ə-ˈpōzd 

: being or relating to estrogen replacement therapy in which a progestin (as medroxyprogesterone acetate) is not coadministered to reduce the potential risks (as endometrial cancer) associated with estrogen used alone