unprotected

adjective

un·​pro·​tect·​ed ˌən-prə-ˈtek-təd How to pronounce unprotected (audio)
1
: lacking protection or defense
unprotected troops
skin unprotected from the sun's rays
2
: performed without the use of birth control to prevent pregnancy
also : performed without the use of a condom to prevent spread of sexually transmitted disease
unprotected sex

Examples of unprotected in a Sentence

They're planning to build roads over thousands of acres of unprotected land. If your computer is unprotected, you're likely to get a virus.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
And Easterwood estimates that the majority of paint horses, left unprotected, will eventually develop skin issues. Katherine J. Wu, The Atlantic, 21 July 2025 The right-hander was left unprotected by the Milwaukee Brewers for the Rule 5 Draft at the MLB Winter Meetings in December. John Perrotto, Forbes.com, 20 July 2025 Surface corrosion on unprotected components will vary with age and exposure. John Paul Senior Manager Public Affairs and Traffic Safety Aaa Northeast, Hartford Courant, 20 July 2025 Smith was left unprotected by Milwaukee and joined Wilson (Athletics) as the only rookies on the All-Star rosters. Ronald Blum, Chicago Tribune, 7 July 2025 See All Example Sentences for unprotected

Word History

First Known Use

1597, in the meaning defined at sense 1

Time Traveler
The first known use of unprotected was in 1597

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Cite this Entry

“Unprotected.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unprotected. Accessed 29 Jul. 2025.

Kids Definition

unprotected

adjective
un·​pro·​tect·​ed ˌən-prə-ˈtek-təd How to pronounce unprotected (audio)
1
: lacking protection or defense
unprotected troops
skin unprotected from the sun's rays
2
: performed without the use of birth control to prevent pregnancy
also : performed without the use of a condom to prevent the spread of a sexually transmitted disease
unprotected sex

Medical Definition

unprotected

adjective
un·​pro·​tect·​ed -prə-ˈtek-təd How to pronounce unprotected (audio)
: not protected
especially : performed without measures to prevent pregnancy or sexually transmitted disease
unprotected sexual intercourse

More from Merriam-Webster on unprotected

Last Updated: - Updated example sentences
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