substitute

Definition

To use in place of something else, with the same function.

Etymology

From Middle English substituten, from Latin substitutus, past participle of substituō, from sub- (“under; beneath”) + statuō (“to put up; establish”).

Example Sentences

• "I had no shallots so I substituted onion."
• "I had to substitute new parts for the old ones."
• "I had to substitute old parts with the new ones."