unprotected

adjective

un·​pro·​tect·​ed ˌən-prə-ˈtek-təd How to pronounce unprotected (audio)
Synonyms of unprotectednext
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 infection
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.
The personal cost of having children unprotected against the world’s most contagious virus is impossible to measure. Erika Edwards, NBC news, 1 Mar. 2026 Their tenants were unprotected. Miami Herald Archives, Miami Herald, 27 Feb. 2026 Additionally, residents are warned of the possible damage that could be done on unprotected outdoor plumbing. Veronica Fernandez-Alvarado updated February 20, Sacbee.com, 21 Feb. 2026 The Rangers acquired Baumler, a 24-year-old right-hander, after he was left unprotected by the Baltimore Orioles before December’s Rule 5 draft. Shawn McFarland, Dallas Morning News, 14 Feb. 2026 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

Browse Nearby Words

Cite this Entry

“Unprotected.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unprotected. Accessed 3 Mar. 2026.

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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