- The definition of an ingredient is a component or necessary part of something.
When a recipe calls for eggs, this is an example of when eggs are an ingredient in the recipe.
The ingredients for baking.
ingredient definition by Webster's New World
- any of the things that a mixture is made of
- a component part, or constituent, of anything
Origin: Middle English ; from Classical Latin ingrediens, present participle of ingredi: see ingress
ingredient definition by American Heritage Dictionary
Origin: Middle English, from Latin ingrediēns, ingredient-, present participle of ingredī, to enter; see ingress.