- The definition of substitute is someone or something used in place of another person or thing.
An example of substitute used as an adjective is a substitute teacher who comes in when a teacher is sick.
- Substitute is defined as a person or thing acting in place of something else.
An example of a substitute is a shirt offered at a store when the original shirt listed in a sale flyer has sold out.
- Substitute means to use something instead of the originally needed item or to have a person do something for another.
- An example of to substitute is to use applesauce instead of oil in a recipe.
- An example of to substitute is to have someone run for a hitter in a baseball game.
substitute definition by Webster's New World
- a person or thing serving or used in place of another
- Gram. any word or word group, as a pronoun, the verb to do, etc., used in place of another word or words (Ex.: did for shouted in “she shouted and he did, too”)
Origin: Middle English ; from Classical Latin substitutus, past participle of substituere, to put instead of ; from sub-, under plush statuere, to put, place: see statue
- to put or use in place of another
- Now Rare to take the place of
- Chem. to replace as a substituent
- substitutable adjective
substitute definition by American Heritage Dictionary
- One that takes the place of another; a replacement: “Fantasies are more than substitutes for unpleasant reality” (Barbara Grizzuti Harrison).
- Grammar A word or construction used in place of another word, phrase, or clause.
- To put or use (a person or thing) in place of another: “substituting moral power for physical force” (Elizabeth Cady Stanton).
- Chemistry To replace (one or more elements or radicals in a compound) by other elements or radicals.
Origin: Middle English, from Old French substitut, from Latin substitūtus, past participle of substituere, to substitute : sub-, in place of; see sub- + statuere, to cause to stand; see stā- in Indo-European roots.
- subˌsti·tutˌa·bilˈit·y noun
- subˈsti·tutˌa·ble adjective