substitution

Substitution (from late Latin substitute 'replace') stands for:

• Replacement of lost substances in patients, see substitution therapy
• Replacement of one drug with another; see quid pro quo
• Substitution (music) , the replacement of chords with others
• in economics the qualitative substitute for a good, see substitution good
• an outdated theory, according to which the church is the chosen "people of God" in place of Israel, see substitution theology
• In connection with cultural change, the replacement of one cultural element by another, see social change #Devolution
• Substitution (morphology) , a morphological change in particular of the stem vowel

Biology and chemistry:

• Exchange of bases of a nucleic acid sequence, see point mutation #Substitution
• Substitution (mineralogy) , in mineralogy the replacement of chemical elements in the atomic lattice of a mineral
• the replacement of atoms, groups of atoms or molecules, see substitution reaction
• a special form of indirect titration in chemical measurement analysis, see titration #Direct and indirect titration

Mathematics and Computer Science:

• Substitution (math) , the replacement of an expression
• Integration by substitution , a method of solving integrals
• Substitution (logic) , in logic, the replacement of one term by another
• Substitution (cryptography) , in cryptography the replacement of plaintext characters with ciphertext characters

See also:

Wiktionary: Substitution  - explanations of meanings, word origins, synonyms, translations

This is a disambiguation page for differentiating between several terms identified with the same word.