Thesaurus

alter ego

noun

Synonyms & Antonyms of alter ego

1 a person who has a strong liking for and trust in another
  • over the years the state's other senator became his alter ego as well as his political ally

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Antonyms for alter ego

2 something or someone that strongly resembles another
  • the hero of the novel is clearly the author's alter ego, right down to his receding hairline and middle-aged paunch

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The first known use of alter ego was in 1537

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Cite this Entry

“Alter ego.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/alter%20ego. Accessed 24 Oct. 2020.

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More from Merriam-Webster on alter ego

Dictionary: Definition of alter ego

Nglish: Translation of alter ego for Spanish Speakers

Britannica.com: Encyclopedia article about alter ego

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