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SOS
noun
1
: an internationally recognized signal of distress in radio code ‧ ‧ ‧ - - - ‧ ‧ ‧ used especially by ships calling for help
2
: a call or request for help or rescue
Examples of SOS in a Sentence
Recent Examples on the Web
The free service is similar to Apple's Emergency SOS satellite feature for iPhones, giving customers a way to reach emergency responders even when traditional cell towers are out of sight.
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Michael Kan, PCMAG, 5 Feb. 2025
The King County Sheriff's Office confirmed to PEOPLE on Tuesday, Jan. 28, that the alert emanated from an iPhone as some media outlets previously reported the SOS alert came from an Apple Watch.
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David Chiu, People.com, 28 Jan. 2025
Instead, Coco Jones could earn her second trophy here in as many years, or SZA could add one to her collection after her SOS haul last year.
—
Justin Curto, Vulture, 28 Jan. 2025
Plus, the Pixel collects sleep and health metrics (like breathing rate and heart rate variability) and has useful safety features like real-time fall detection and emergency SOS.
—
Jennifer Heimlich, SELF, 28 Jan. 2025
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Word History
First Known Use
1910, in the meaning defined at sense 1
Articles Related to SOS
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Cite this Entry
“SOS.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/SOS. Accessed 14 Feb. 2025.
Kids Definition
SOS
noun
ˌes-(ˌ)ō-ˈes
ˌes-ə-ˈwes
1
: an international radio code distress signal used by ships and aircraft calling for help
2
: a call for help
Medical Definition
SOS
abbreviation
if occasion require; if necessary
—used in writing prescriptions
Etymology
Latin si opus sit
More from Merriam-Webster on SOS
Britannica.com: Encyclopedia article about SOS
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