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1. Of or relating to phytochemistry.
2. Of or relating to phytochemicals.
A nonnutritive bioactive plant substance, such as a flavonoid or carotenoid, considered to have a beneficial effect on human health. Also called phytonutrient.

phy′to·chem′i·cal·ly adv.


1. (Chemistry) of or relating to phytochemistry or phytochemicals
2. (Botany) of or relating to phytochemistry or phytochemicals
3. (Chemistry) a chemical that occurs naturally in a plant
4. (Botany) a chemical that occurs naturally in a plant


(adj. ˌfaɪ təˈkɛm ɪ kəl; n. ˈfaɪ təˌkɛm-)
1. of or pertaining to phytochemistry or phytochemicals.
2. a chemical compound found in plants, believed to have health benefits in humans.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.phytochemical - a chemical substance obtained from plants that is biologically active but not nutritive
carotenoid - any of a class of highly unsaturated yellow to red pigments occurring in plants and animals
chemical, chemical substance - material produced by or used in a reaction involving changes in atoms or molecules
flavonoid - any of a large class of plant pigments having a chemical structure based on or similar to flavone
References in periodicals archive ?
Chapter titles: Introduction to Principles and Practice of Mass Spectrometry; Interpretation of Organic Mass Spectrometric Data; Food Flavourings and Taints; Bioactive Nonnutrients in Foods; Amino Acids, Peptides and Proteins; Lipids; Sugars and Carbohydrates; Quantification and Metabolism of Inorganic Nutrients; Analysis and Metabolism of Vitamins in Foods; Stable Isotope Studies of Organic Macronutrient Metabolism; Pyrolysis Mass Spectrometry of Foods; Followed by a Subject Index.