Of, relating to, or resembling a ghost, a wraith, or an apparition; spectral.(adjective)
Of or relating to the soul or spirit; spiritual.(adjective)
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 "ghostly" in a sentence
"A full moon was drenching the mountains in ghostly light as some 60"
"The Palaeologi reigned in ghostly supremacy over the shreds and tatters of Byzantium until the Turks seized Constantinople in 1453."
""Places Where Shadows Grow" gets into those stories the Sci-Fi Channel likes to mention in ghostly documentaries around the Halloween holiday season."