Definition of biliteral
1 : consisting of or employing two letters or types of letters: such as a : having two root consonants Semitic biliteral nouns b : written in two different alphabets
2 cryptography a : composed of or employing a cover text in which two letter forms or typefaces are used in significant combinations — see bacon biliteral cipher b : representing one letter by two
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.
Start your free trial today and get unlimited access to America's largest dictionary, with:
- More than 250,000 words that aren't in our free dictionary
- Expanded definitions, etymologies, and usage notes
- Advanced search features
- Ad free!
Origin and Etymology of biliteral
1bi- + literal
Seen and Heard
What made you want to look up biliteral? Please tell us where you read or heard it (including the quote, if possible).