1) Biological process 2) Dietetic 3) Food 4) Healthful 5) Nutritionary 6) Organic process 7) Relating to diet 1) Dietary 2) Nutritionary 
• (a.) Of or pertaining to nutrition; as, nutritional changes. • (a.) Of or pertaining to nutrition; as, nutritional changes.
Nu·tri'tion·al adjective Of or pertaining to nutrition; as, nutritional changes. 
[adj] - of or relating to or providing nutrition
nutritional 1. Relating to, affecting, or providing nutrition. 2. A reference to substances that a person takes into the body as food and the way they influence one's health.
nutritionary adjective of or relating to or providing nutrition; `nutritional information`