The definition of an ingredient is a component or necessary part of something.(noun)
When a recipe calls for eggs, this is an example of when eggs are an ingredient in the recipe.
See ingredient in Webster's New World College Dictionary
Origin: ME < L ingrediens, prp. of ingredi: see ingress
See ingredient in American Heritage Dictionary 4
Origin: Middle English
Origin: , from Latin ingrediēns, ingredient-
Origin: , present participle of ingredī, to enter; see ingress.
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