Significant other and Single

Significant other

Significant other noun - The person to whom another is married.
Usage example: she has threatened to divorce her significant other if he doesn't stop gambling

Single is an antonym for significant other.

Single

Single noun - The smallest whole number or a numeral representing this number.

Significant other is an antonym for single.

Nearby Words: singleness, singly, singled
Cite this Source
Single and Significant other. (2016). Retrieved 2026, August 07, from https://thesaurus.plus/related/significant_other/single
Significant other & Single. N.p., 2016. Web. 07 Aug. 2026. <https://thesaurus.plus/related/significant_other/single>.
Single or Significant other. 2016. Accessed August 07, 2026. https://thesaurus.plus/related/significant_other/single.
Google Ngram Viewer shows how "significant other" and "single" have occurred on timeline