1. one of the things that are used to make a food dish
2. one of the parts or elements that make up something

Examples

• The recipe calls for five simple ingredients.
• Mix all the ingredients in a large bowl.
• Fresh herbs are the secret ingredient in this sauce.
• Trust is an essential ingredient in any friendship.
• Hard work is a key ingredient for success.
• The ingredients for disaster were all present.
• She checked the ingredient list for allergens.