adjective
Definition: Relating to a type of pigment found in plants that gives them yellow, orange, or red colors.
Example: Carotenoid pigments are important for photosynthesis in many plants.
noun
Definition: A type of pigment that is usually yellow, orange, or red, found in many plants and some animals, and is important for photosynthesis and health.
Example: Carotenoids are responsible for the bright colors of many fruits and vegetables, such as carrots and tomatoes.