significant other
noun
: a person who is important to one's well-being
especially
: a spouse or one in a similar relationship
Examples of significant other in a Sentence
Before you make such an important decision, you should talk it over with your significant other.
she has threatened to divorce her significant other if he doesn't stop gambling
Recent Examples on the Web
Maybe a significant other’s financial investments impact your sense of stability, or you’re met with an unexpected bill that throws off your entire budget.
—
Valerie Mesa, PEOPLE, 17 Sep. 2025
Curtsinger’s significant other Brian McKenna, a longtime music promoter and owner of Abstract Entertainment, was also fond of Thomas.
—Graham Womack, Sacbee.com, 16 Sep. 2025
From Selena Gomez and her beau, Benny Blanco, to Walton Goggins and his wife, Nadia Conners, to Jason Segel and his fiancée, Kayla Radomsk, these stars shone brighter with their significant others next to them.
—Stephanie Sengwe, People.com, 14 Sep. 2025
If the unmarried grandchildren in your family aren’t allowed to bring home significant others to stay in the same room, then explain to Dana that this policy has to be universally applied.
—R. Eric Thomas, Mercury News, 14 Sep. 2025
See All Example Sentences for significant other
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Valerie Mesa, PEOPLE, 17 Sep. 2025
Curtsinger’s significant other Brian McKenna, a longtime music promoter and owner of Abstract Entertainment, was also fond of Thomas.
—Graham Womack, Sacbee.com, 16 Sep. 2025
From Selena Gomez and her beau, Benny Blanco, to Walton Goggins and his wife, Nadia Conners, to Jason Segel and his fiancée, Kayla Radomsk, these stars shone brighter with their significant others next to them.
—Stephanie Sengwe, People.com, 14 Sep. 2025
If the unmarried grandchildren in your family aren’t allowed to bring home significant others to stay in the same room, then explain to Dana that this policy has to be universally applied.
—R. Eric Thomas, Mercury News, 14 Sep. 2025
See All Example Sentences for significant other
Cite this Entry
“Significant other.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/significant%20other. Accessed 20 Sep. 2025.
Copy CitationMedical Definition
significant other
noun
significant oth·er
-ˈət͟h-ər 
: a person who is important to one's well-being
especially
: a spouse or one in a similar relationship
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