Dictionary.com

space sickness

Save This Word!

noun Pathology.

a complex of symptoms including nausea, lethargy, headache, and sweating, occurring among astronauts under conditions of weightlessness.

QUIZZES

QUIZ YOURSELF ON “ITS” VS. “IT’S”!

Apostrophes can be tricky; prove you know the difference between it’s and its in this crafty quiz!
Question 1 of 12
On the farm, the feed for chicks is significantly different from the roosters’; ______ not even comparable.

Origin of space sickness

First recorded in 1950–55
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

British Dictionary definitions for space sickness

space sickness

noun

the nausea that people can experience in the gravity-free environment of space
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

Medical definitions for space sickness

space sickness

n.

Motion sickness caused by sustained weightlessness during space flight, usually accompanied by disturbance of the inner ear.
spacesick′ (spāssĭk′) adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
What's This Word?