keying sequence


Definition of keying sequence

  1. :  a sequence of numbers or letters that enciphers or deciphers a polyalphabetic substitution cipher letter by letter

Love words? You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Join MWU now and get access to America’s largest dictionary, with:

  • 300,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

Origin and Etymology of keying sequence

from present participle of 2key

Seen and Heard

What made you want to look up keying sequence? Please tell us where you read or heard it (including the quote, if possible).


a trip made at another's expense

Get Word of the Day daily email!