Dietarily is an adverb that refers to anything related to a person's diet. Some synonyms for this word include nutritionally, alimentally, and nutritively. These words imply a focus on the nutritional value of one's food intake. Another synonym to consider is gastronomically, referring to the culinary aspect of food. Meanwhile, the word dietetic refers specifically to the use of special dietary restrictions or modifications to promote health. Whether you are discussing the nutritional value, the culinary aspect, or specific dietary restrictions, there are various ways to articulate dietarily. By using different synonyms, you can paint a more detailed picture of what topic you are discussing.