What do a.m. and p.m. stand for?

solar-electric propulsion

solar-electric propulsion in Science
solar-electric propulsion  
A form of ionic propulsion in which the power for the ion engine is provided by solar cells.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source

Word of the Day

Word Value for solar

Scrabble Words With Friends