AskDefine | Define substitution

Dictionary Definition



1 an event in which one thing is substituted for another; "the replacement of lost blood by a transfusion of donor blood" [syn: permutation, transposition, replacement, switch]
2 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" [syn: exchange, commutation]

User Contributed Dictionary



  1. the act of substituting or the state of being substituted
  2. a substitute or replacement
  3. (especially in organic chemistry) the replacement of an atom, or group of atoms, in a compound, with another


the act of substituting or the state of being substituted
a substitute or replacement
the replacement of an atom, or group of atoms, in a compound, with another

Extensive Definition

For Wikipedia Template Substitution, see
Substitution is the replacement of one thing with another. In mathematics:
In science and technology:
In economics:
In Analytic psychology:
Other uses:
substitution in Czech: Substituce
substitution in Danish: Substitution
substitution in German: Substitution
substitution in Spanish: Sustitución
substitution in French: Substitution
substitution in Dutch: Substitutie
substitution in Japanese: 代入
substitution in Slovak: Substitúcia
substitution in Serbian: Супституција
substitution in Finnish: Substituutio

Synonyms, Antonyms and Related Words

agent, alienation, alternate, alternative, amends, analogy, atonement, autism, autistic thinking, avoidance mechanism, backup, balancing, blame-shifting, change, changeling, changing, commutation, comparison, compensation, copy, counteraction, counterbalancing, counterfeit, decompensation, defense mechanism, deputy, dereism, dereistic thinking, displacement, dissociation, double, dummy, emotional insulation, equal, equivalent, ersatz, escape, escape into fantasy, escape mechanism, escapism, exchange, expiation, fake, fantasizing, fantasy, fill-in, flight, ghost, ghostwriter, imitation, indemnification, indemnity, interchange, interchanging, isolation, lex talionis, locum tenens, makeshift, metaphor, metonymy, negativism, next best thing, offsetting, overcompensation, personnel, phony, pinch hitter, projection, proxy, psychotaxis, rationalization, recompense, rectification, redress, relief, reparation, repayment, replacement, replacing, representative, reserves, resistance, restitution, retaliation, revenge, ringer, satisfaction, second string, secondary, sign, sociological adjustive reactions, spares, stand-in, sub, sublimation, substituent, substitute, succedaneum, superseder, supplanter, supplanting, surrogate, swap, swapping, switch, switching, symbol, synecdoche, third string, token, understudy, utility player, vicar, vice-president, vice-regent, wish-fulfillment fantasy, wishful thinking, withdrawal
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