substitution

IPA: sʌbstɪtˈuʃʌn

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

Examples of "substitution" in Sentences

Making the substitution changes the meaning.
Defeasance is the substitution of collateral.
The substitution of chloride is stereospecific.
Aruwa disputed the legality of the substitution.
Because of the cost, the substitution was never made.
Arbitrary restriction on the substitution of the elements of a collocation.
The wikipedia article you provided suggests that such substitution is allowed.
It must, however, be remarked that the term substitution would be preferable to conversion.
This substitution is an outcome of the now widely recognized squeeze on ordinary household incomes.
For music, movies and other media, substitution is a little more tricky, but that should not be a reason to break a law.
Although purists would disagree, this substitution is a far better alternative then foregoing the dish, especially if you like goat.
In fact, on more than one occasion, I've heard "euthanize" as a pejorative substitution from the anti-assisted-suicide side of the argument.
But it must be understood in all its fullness as a victory for all, for both Jew and Christian alike; otherwise the whole expiatory point of Kolbe's substitution is lost.
The running game has become a factor since the last calculations were made and that factor is added to the equation through what I call a substitution for QB and defense deficiencies towards an overall game score.