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
This is all thanks to the messenger planet’s journey through Cancer and your seventh house of commitments and significant others.
—
Valerie Mesa, People.com, 8 June 2025
Miley admires the Shakes enough to have invited their Sound & Color engineer, Shawn Everett, to join Something Beautiful’s production crew (also present: Cyrus’s punk-rock significant other, Maxx Morando; pop penman Michael Pollack; and members of indie-rock acts Foxygen and Alvvays).
—Craig Jenkins, Vulture, 3 June 2025
Jordon Hudson: Bill Belichick's girlfriend is just the latest in a long line of significant others, parents, siblings, friends and hangers on who’ve had outsized roles and influence in the careers of sports figures.
—Jim Reineking, USA Today, 6 May 2025
Relationships take center stage as Venus in Taurus brings abundance and stability to your seventh house of agreements, commitments and significant others.
—Valerie Mesa, People.com, 5 June 2025
See All Example Sentences for significant other
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Valerie Mesa, People.com, 8 June 2025
Miley admires the Shakes enough to have invited their Sound & Color engineer, Shawn Everett, to join Something Beautiful’s production crew (also present: Cyrus’s punk-rock significant other, Maxx Morando; pop penman Michael Pollack; and members of indie-rock acts Foxygen and Alvvays).
—Craig Jenkins, Vulture, 3 June 2025
Jordon Hudson: Bill Belichick's girlfriend is just the latest in a long line of significant others, parents, siblings, friends and hangers on who’ve had outsized roles and influence in the careers of sports figures.
—Jim Reineking, USA Today, 6 May 2025
Relationships take center stage as Venus in Taurus brings abundance and stability to your seventh house of agreements, commitments and significant others.
—Valerie Mesa, People.com, 5 June 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 24 Jun. 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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