interrupted continuous wave
Also found in: Acronyms.
interrupted continuous wave[′int·ə‚rəp·təd kən¦tin·yə·wəs ′wāv]
A continuous wave that is interrupted at a constant audio-frequency rate high enough to give several interruptions for each keyed code dot. Abbreviated ICW.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.