: a chemical compound (such as beta-carotene) occurring naturally in plants
Examples of phytochemical in a Sentence
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Cathy Thomas, Oc Register, 28 May 2025
Once the plant was more mature at around 3 years old, the team conducted a phytochemical analysis on its resin, leaves and branches to test for aromatic compounds, such as those found in myrrh.
—Katie Hunt, CNN, 3 Oct. 2024
Lauren Manaker Ms, Health, 19 June 2025
Researchers believe the high amounts of phytochemicals in almonds provide anti-inflammatory and antioxidant properties, which can protect against certain cancers.
—Julie Marks, Verywell Health, 30 May 2025
See All Example Sentences for phytochemical
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Adjective
Blackberries are concentrated sources of the phytochemical ellagic acid, which acts as a powerful antioxidant.
—Cathy Thomas, Oc Register, 28 May 2025
Once the plant was more mature at around 3 years old, the team conducted a phytochemical analysis on its resin, leaves and branches to test for aromatic compounds, such as those found in myrrh.
—Katie Hunt, CNN, 3 Oct. 2024
Noun
The high proportion of fiber and phytochemicals (beneficial plant compounds) in kale may positively affect the balance and quantity of probiotics (helpful microorganisms) in your gut.9
One study using mice showed that kale consumption had positive effects on the gut microbiome.
—Lauren Manaker Ms, Health, 19 June 2025
Researchers believe the high amounts of phytochemicals in almonds provide anti-inflammatory and antioxidant properties, which can protect against certain cancers.
—Julie Marks, Verywell Health, 30 May 2025
See All Example Sentences for phytochemical
Cite this Entry
“Phytochemical.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/phytochemical. Accessed 1 Jul. 2025.
Copy CitationMedical Definition
phytochemical
1 of 2 adjective
phy·to·chem·i·cal
-ˈkem-i-kəl 
: of, relating to, or being phytochemistry
phytochemical
2 of 2 noun
: a chemical compound (as a carotenoid or phytosterol) occurring naturally in plants
especially
: phytonutrient
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