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British Dictionary definitions for vomit comet

vomit comet

noun
  1. informal an aircraft that dives suddenly in altitude, simulating freefall, in order to allow astronauts to experience the nausea that can affect people in a gravity-free environment
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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