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archrival

American  
[ahrch-rahy-vuhl] / ˈɑrtʃˈraɪ vəl /

noun

  1. a chief rival.


Etymology

Origin of archrival

arch- 1 + rival

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Critics are calling on OpenAI employees to quit or put pressure on their leadership to support its archrival Anthropic.

From Barron's • Mar. 2, 2026

The reductions escalate a price war with archrival Eli Lilly LLY 4.86%increase; green up pointing triangle in one of the fastest-growing, most hotly contested categories in pharmaceuticals.

From The Wall Street Journal • Feb. 24, 2026

Pakistan's tariff rate of 19% is the lowest of any South Asian country - and significantly lower than that of its neighbouring archrival, India.

From BBC • Aug. 1, 2025

With the Dodgers hosting its archrival San Francisco Giants over the weekend, one might expect the cavernous brew hall with giant projection screens to be packed with revelers.

From Los Angeles Times • Jun. 13, 2025

Samuel Reshevsky, his American archrival, had tied for first with Viktor Korchnoi.

From "Endgame" by Frank Brady