weightless
Americanadjective
adjective
-
(of a body) having no actual weight; a state in which an object has no actual weight (because it is in space and unaffected by gravitational attraction) or no apparent weight (because the gravitational attraction equals the centripetal force and the object is in free fall)
-
commerce
-
(of economic activity) based on the supply of information and ideas rather than trade in physical goods
the weightless economy
-
(of a company) having very few physical assets
weightless dot.coms
-
Other Word Forms
Etymology
Origin of weightless
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
"You lose muscle mass and cardiac mass when you're in a weightless environment because you are working less up there," explained Thomas, who also is a Northwestern Medicine cardiologist.
From Science Daily ● Oct. 21, 2026
We see seemingly weightless planes, hovering above immortal bedrock.
From The Wall Street Journal ● Aug. 28, 2026
But there are no rest days for the weightless: the astronauts have 30 minutes of exercise built in to their schedules.
From Barron's ● Apr. 4, 2026
In one cold yet weightless moment, the boy-man realizes his own dad might not care whether he survives.
From Los Angeles Times ● Jan. 8, 2026
As he stands, hands on hips, nodding at the Blue Flash, I think about impending weightless doom.
From "All The Bright Places" by Jennifer Niven
Random Word
Spin the wheel and learn a new word!
Get a wordDefinitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
