different between spaceflight vs astrochimp

English

space +? flight

spaceflight (countable and uncountable, plural spaceflights)

1960, from astro- +? chimp, following astronaut. Referring to initial space flight tests involving animals.

astrochimp (plural astrochimps)

(informal) A chimpanzee used in a spaceflight program.
- 1961, “Great Triple Play” in Life, v 50, n 6 (Feb. 10), p 22:
  Ham the astrochimp is the first earthly creature to do intelligent tasks in space. He and the other astrochimps prepared for this accomplishment at machines like the one at right where they learned to push levers correctly in response to flashing lights.

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