Definition of "long wave" []

• A radio wave with a wavelength in excess of 1000 meters. (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.

• "He returned to them, the flimsiplast of the translation falling in a long wave down from his narrow fingers, like some arcane proclamation of a world's doom."
• "Till one last long wave shall whelm her, and our voyaging is past."