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
Hernandez said his wife heard some stories about alleged issues while staying at the Pfister from other Dodgers’ significant others.
—
Scott Thompson, FOXNews.com, 15 Oct. 2025
Another letter, filed by Williams’ significant other, says Williams has spent past years taking care of family members in need.
—Nate Gartrell, Mercury News, 15 Oct. 2025
At a missile-defense base in Fort Greely, Alaska, Major Daniel Gonzalez (Anthony Ramos) steps outside for a tense phone call, presumably with his significant other.
—Justin Chang, New Yorker, 14 Oct. 2025
As the significant other of a football player, Bagsby has also become actively involved in the NFL community.
—Tabitha Parent, PEOPLE, 10 Oct. 2025
See All Example Sentences for significant other
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Scott Thompson, FOXNews.com, 15 Oct. 2025
Another letter, filed by Williams’ significant other, says Williams has spent past years taking care of family members in need.
—Nate Gartrell, Mercury News, 15 Oct. 2025
At a missile-defense base in Fort Greely, Alaska, Major Daniel Gonzalez (Anthony Ramos) steps outside for a tense phone call, presumably with his significant other.
—Justin Chang, New Yorker, 14 Oct. 2025
As the significant other of a football player, Bagsby has also become actively involved in the NFL community.
—Tabitha Parent, PEOPLE, 10 Oct. 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 Oct. 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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