An installation for sheltering, testing, maintaining, and launching spacecraft. (noun)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "spaceport" in a sentence
"Commercial flights will fly out of New Mexico where a spaceport is under construction."
"Commercial flights will depart from New Mexico, where a spaceport is under construction."
"The spaceport is slated to be built in Sandy Mines on Cape Breton, in the eastern province of Nova Scotia, the New Scientist reported."