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
While Sara and LaNasa’s husband, Grant Show, lend their support off-screen, the significant others of two other stars will be making their debut on the show this season.
—
Jacqueline Weiss, PEOPLE, 15 Jan. 2026
Rather than spend a night on the town with a friend or significant other, take that cash and donate it to a philanthropic organization that is meaningful to you.
—Lisa Stardust, Refinery29, 15 Jan. 2026
Going out to dinner with your significant other, that’s a different sort of occasion.
—Rahul Goyal, Fortune, 12 Jan. 2026
So Wild players were ecstatic for the final stop after 14 consecutive days of sleeping in hotel rooms, eating out and not seeing their significant others and children on anything but FaceTime.
—Michael Russo, New York Times, 9 Jan. 2026
See All Example Sentences for significant other
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Jacqueline Weiss, PEOPLE, 15 Jan. 2026
Rather than spend a night on the town with a friend or significant other, take that cash and donate it to a philanthropic organization that is meaningful to you.
—Lisa Stardust, Refinery29, 15 Jan. 2026
Going out to dinner with your significant other, that’s a different sort of occasion.
—Rahul Goyal, Fortune, 12 Jan. 2026
So Wild players were ecstatic for the final stop after 14 consecutive days of sleeping in hotel rooms, eating out and not seeing their significant others and children on anything but FaceTime.
—Michael Russo, New York Times, 9 Jan. 2026
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 16 Jan. 2026.
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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