| NOUN | substance | phytochemical | a chemical substance obtained from plants that is biologically active but not nutritive |
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| Meaning | A chemical substance obtained from plants that is biologically active but not nutritive. | |
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| Narrower | carotenoid | Any of a class of highly unsaturated yellow to red pigments occurring in plants and animals |
| flavonoid | Any of a large class of plant pigments having a chemical structure based on or similar to flavone | |
| Broader | chemical, chemical substance | Material produced by or used in a reaction involving changes in atoms or molecules |
| Spanish | fitoquímico | |
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