microdot
a photograph reduced to the size of a printed period, used especially to transmit messages, photographs, drawings, etc.
to make a microdot of.
Origin of microdot
1Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
How to use microdot in a sentence
He communicated invisible ink on postcards, and a special code of microdots.
Second ‘Underwear Bomber,’ Kim Philby, and Other Notorious Double Agents | The Daily Beast | May 10, 2012 | THE DAILY BEASTWhat reaction did you have when Oswald talked about—raised the subject of microdots and their use or possible use in espionage?
Warren Commission (10 of 26): Hearings Vol. X (of 15) | The President's Commission on the Assassination of President Kennedy
British Dictionary definitions for microdot
/ (ˈmaɪkrəʊˌdɒt) /
a microcopy about the size of a pinhead, used esp in espionage
a tiny tablet containing LSD
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Browse