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moonshot

American  
[moon-shot] / ˈmunˌʃɒt /
Or moon shot

noun

  1. the act or procedure of launching a rocket or spacecraft to the moon.

  2. a very challenging and innovative project or undertaking.

    Technology companies are investing in moonshots that address the world’s greatest problems.

  3. Baseball. a high-velocity home run in which the ball reaches an extraordinary height.

    What could be more exciting than a bases-clearing moonshot over the right field wall in the bottom of the eleventh inning?


adjective

  1. relating to or noting a very challenging and innovative project or undertaking.

    His department takes moonshot ideas and brings them to reality.

moonshot British  
/ ˈmuːnˌʃɒt /

noun

  1. the launching of a spacecraft, rocket, etc, to the moon

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of moonshot

An Americanism dating back to 1945–50 moonshot for def. 1; moon + shot 1; the baseball sense, also capitalized as Moon shot, was named after Wallace Wade “Wally” Moon (1930–2018), U.S. baseball player, whose home run helped the Dodgers win the 1959 pennant

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.

Representatives for DeepSeek, MiniMax, Moonshot AI and Anthropic did not immediately respond to MarketWatch’s request for comment.

From MarketWatch

What’s stopping any AI lab — not just DeepSeek, MiniMax and Moonshot — from doing the same kind of distillation?

From MarketWatch

In January, Moonshot AI, a China-based startup seeking a $10 billion valuation, released Kimi K2.5 — an open-source large language model with coding abilities neck-to-neck with Claude Opus 4.5, which at the time was Anthropic’s most advanced model.

From MarketWatch

Users of the new Moonshot model quickly noticed something fishy: Kimi K2.5 referred to itself as Claude.

From MarketWatch

The three companies—DeepSeek, Moonshot AI and MiniMax—prompted Claude more than 16 million times, siphoning information from Anthropic’s system to train and improve their own products, Anthropic said in a blog post Monday.

From The Wall Street Journal