- nedn
- any day now
Glossary of chat acronyms & text shorthand. 2014.
nedn
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NEDN — met. abbr. Naval Environmental Data Network (US) … United dictionary of abbreviations and acronyms
Grille (cryptography) — In the history of cryptography, a grille cipher was a technique for encrypting a plaintext by writing it onto a sheet of paper through a pierced sheet (of paper or cardboard or similar). The earliest known description is due to the polymath… … Wikipedia
