The word "significant other" in English means: A person's romantic partner in a relationship., A person with whom someone has a close, usually romantic, relationship..
The phonetic transcription of "significant other" is /sɪɡˈnɪfɪkənt ˈʌðər/ in British English and /sɪɡˈnɪfɪkənt ˈʌðər/ in American English. Click the 🔊 button to hear both pronunciations.
Synonyms for "significant other": partner, boyfriend, girlfriend, lover, spouse, sweetheart.
Example usage of "significant other": "My significant other is coming to the party with me.". More examples on the page.