plastid
/ˈplæstɪd/
noun
- A small structure inside plant cells and some algae that makes or stores food, such as chloroplasts (which do photosynthesis) or chromoplasts (which give color).
- The red color of a tomato comes from chromoplasts, a type of plastid.
- Scientists study plastids to understand how plants convert sunlight into energy.
- Chloroplasts are the plastids that give leaves their green color and help plants make food.