dah
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dah
(dä)n.
The spoken representation of a dash in radio and telegraph code.
[Imitative.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
dah
(dɑː)n
(Communications & Information) the long sound used in combination with the short sound dit, in the spoken representation of Morse and other telegraphic codes. Compare dash114
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
dah
(dɑ)n.
an echoic word, the referent of which is a tone interval approximately three times the length of the dot, used to designate the dash of Morse code. Compare dit.
[1935–40]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
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| Noun | 1. | dah - the longer of the two telegraphic signals used in Morse code international Morse code, Morse, Morse code - a telegraph code in which letters and numbers are represented by strings of dots and dashes (short and long signals) radiotelegraphic signal, telegraphic signal - a signal transmitted by telegraphy |
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