Try Our Apps


Pore Over vs. Pour Over

solar sail

Aerospace. a design concept for spacecraft propulsion consisting of a very thin, very large sheet of highly polished material that would be driven by the pressure of sunlight.
Origin of solar sail
1955-60 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
Cite This Source
British Dictionary definitions for solar sail

solar sail

a device that reflects light particles from the Sun, gaining momentum in the opposite direction to propel spacecraft forwards
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
Cite This Source
solar sail in Science
solar sail  
A saillike device that is made of lightweight and highly reflective material and attached to a spacecraft to harness the radiation pressure of the solar wind and light for propulsion. Also called light sail.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source

Word of the Day

Difficulty index for solar sail

Few English speakers likely know this word

Word Value for solar

Scrabble Words With Friends