Associations to the word «Substitution»

Wiktionary

SUBSTITUTION, noun. The act of substituting or the state of being substituted
SUBSTITUTION, noun. A substitute or replacement
SUBSTITUTION, noun. (chemistry) (especially in organic chemistry) the replacement of an atom, or group of atoms, in a compound, with another
SUBSTITUTION CIPHER, noun. (cryptography) a method of encryption by which units of plaintext are substituted with ciphertext according to a regular system; the "units" may be single letters (the most common), pairs of letters, triplets of letters, mixtures of the above, and so forth. The receiver deciphers the text by performing an inverse substitution.
SUBSTITUTION CIPHERS, noun. Plural of substitution cipher
SUBSTITUTION CODE, noun. A substitution cipher
SUBSTITUTION OF ATTORNEY, noun. A document in which the party to a lawsuit states that his/her attorney of record is being substituted for by another attorney or by the party acting for himself/herself (in propria persona).
SUBSTITUTION REACTION, noun. (chemistry) a reaction in which one functional group is replaced with another

Dictionary definition

SUBSTITUTION, noun. An event in which one thing is substituted for another; "the replacement of lost blood by a transfusion of donor blood".
SUBSTITUTION, noun. The act of putting one thing or person in the place of another: "he sent Smith in for Jones but the substitution came too late to help".

Wise words

We should have a great fewer disputes in the world if words were taken for what they are, the signs of our ideas only, and not for things themselves.
John Locke