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.
Frost and freeze conditions will damage unprotected vegetation that is sensitive to freezing temperatures. Star-Telegram Weather Bot, Fort Worth Star-Telegram, 16 Mar. 2026 If your cat or dog is outdoors and unprotected, fleas hitch a ride and come indoors with them. Arricca Elin Sansone, Southern Living, 12 Mar. 2026 Researchers say an unprotected database tied to IDMerit, a company that claims to help businesses verify identities, exposed roughly 1 billion sensitive records across 26 countries. Kurt Knutsson, FOXNews.com, 11 Mar. 2026 Wind is another consideration when choosing a planting location—roses can struggle when grown in an unprotected spot. Samantha Johnson, Martha Stewart, 9 Mar. 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 22 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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