unopposed

adjective un·op·posed \ ˌən-ə-ˈpōzd \
Updated on: 12 May 2018

Definition of unopposed

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

Recent Examples of unopposed from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'unopposed.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of unopposed

1625

in the meaning defined at sense 1

See Words from the same year
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Medical Dictionary

unopposed

adjective un·op·posed \ -ə-ˈpōzd \

medical Definition of unopposed

: 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

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