Word.ws English Dictionary

chimponaut

chimponaut noun: a chimpanzee used in a spaceflight programme.

Noun

chimponaut (plural chimponauts)

  1. A chimpanzee used in a spaceflight programme.
    • After two hours of fussing, Enos. the 5½-year-old chimponaut, was ready to ride the first passenger-carrying orbital flight of U.S. Project Mercury.1961 December 8, “Science: Meditative Chimponaut”, in Time
    • But scientists around the world have also performed studies that are now considered bizarre or brutal. The U.S. Air Force’s chimponaut program shot them into space.2007, Jon Cohen, “The Endangered Lab Chimp”, in Science, volume 315, number 5811, →DOI, page 451
    Synonyms:
    astrochimp

Synonyms of chimponaut

Forms of chimponaut

pluralchimponauts

Origin of chimponaut

Blend of chimp + astronaut.

Questions about chimponaut

What does chimponaut mean?
Chimponaut means a chimpanzee used in a spaceflight programme.
What part of speech is chimponaut?
Chimponaut is a noun.
What is the plural of chimponaut?
The plural of chimponaut is chimponauts.

Words near chimponaut in the dictionary

  1. chimpish
  2. chimpkind
  3. chimplike
  4. chimpling
  5. chimplings
  6. chimponaut
  7. chimponauts
  8. chimpout
  9. chimpouts
  10. chimps
  11. chimps out

Source and license

Adapted from Wiktionary: chimponaut (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “chimponaut.” Word.ws, https://word.ws/chimponaut. Based on Wiktionary, CC BY-SA 4.0.