outer space
noun
space beyond the atmosphere of the earth.
QUIZZES
THIS PSAT VOCABULARY QUIZ IS PERFECT PRACTICE FOR THE REAL TEST
In our third teacher-created PSAT practice test there are new and unique vocabulary terms you may have never heard of! Can you guess what they mean?
Question 1 of 10
seclusion
Origin of outer space
First recorded in 1875–80
Words nearby outer space
Outer Mongolia, outermost, outer planet, outer product, outersole, outer space, outerwear, outface, outfall, outfield, outfielder
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
British Dictionary definitions for outer space
outer space
noun
(not in technical usage) any region of space beyond the atmosphere of the earth
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