codeword
suomi-englanti sanakirjacodeword englanniksi
''Bob cannot get any information out of the codeword since he doesn't know what transmission bases Alice used.''
A word or phrase (or by extension a concept) used to make a (concealed) reference to another word or concept.
(syn)
{{quote-text|en|year=1993|title=The Economist
{{quote-book|en|year=2007|author=Rough Guides|title=The Rough Guide to the Energy Crisis|publisher=Rough Guides|location=UK|isbn=9781848363298|page=194
{{quote-book|en|year=2013|author=Paul Vallely|title=Pope Francis: Untying the Knots|publisher=A&C Black|isbn=9781472903716|page=379
A type of crossword puzzle where the letters of the alphabet are represented by numbers and the solver must identify them by their position and frequency.