The meaning of SUBSTITUTION is the act, process, or result of substituting one thing for another. How to use substitution in a sentence.

We can use many different words and phrases in substitution, including words such as both, either, some (indefinite quantifying pronouns), do and so, and expressions such as the same …

SUBSTITUTION meaning: 1 : the act of substituting or replacing one person or thing with another; 2 : someone or something that is or can be substituted for another

substitution in American English (ˌsʌbstəˈtuʃən , ˌsʌbstəˈtjuʃən ) noun the substituting of one person or thing for another

Substitute means to put in the place of another. In Algebra Substitution means putting numbers where the letters are:

Dec 14, 2025 · substitution (countable and uncountable, plural substitutions) The act of substituting or the state of being substituted.

n. 1. a. The act or process of substituting: the substitution of human workers with robots. b. An instance of this: made several substitutions to the recipe. 2. One that is substituted; a …

The substitution method is a technique for solving a system of equations. This article reviews the technique with multiple examples and some practice problems for you to try on your own.

Definition of substitution noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Substitution reactions in organic chemistry are classified either as electrophilic or nucleophilic depending upon the reagent involved, whether a reactive intermediate involved in the reaction …