different between substitution vs polyalphabetic

English

Etymology

From Middle French substitution, from Late Latin substitutio.

Pronunciation

• (US) IPA^(key): /?s?bst??tu??n/
• (UK) IPA^(key): /?s?bst??tju???n/

Noun

substitution (countable and uncountable, plural substitutions)

1. The act of substituting or the state of being substituted.
2. A substitute or replacement.
3. (chemistry, especially organic chemistry) The replacement of an atom, or group of atoms, in a compound, with another.
4. (linguistics) The expansion of the lexicon of a language by native means in correspondence to a foreign term.

   Hypernym: loan

   Hyponyms: loan coinage, loan meaning

   Coordinate term: importation

Derived terms

Translations

Anagrams

• bustitutions

French

Etymology

From Latin substit?ti?.

Pronunciation

• IPA^(key): /syp.sti.ty.sj??/

Noun

substitution f (plural substitutions)

1. substitution

Related terms

• substituer

Further reading

• “substitution” in Trésor de la langue française informatisé (The Digitized Treasury of the French Language).

English

Etymology

poly- +? alphabetic

Adjective

polyalphabetic (not comparable)

1. Describing a substitution cipher in which plaintext letters in different positions are enciphered using different substitution alphabets.

Derived terms

• polyalphabetically