'Phytochemical' definitions:
Definition of 'phytochemical'
(from WordNet)
noun
A chemical substance obtained from plants that is biologically active but not nutritive
Definition of 'Phytochemical'
From: GCIDE
- Phytochemical \Phy`to*chem"ic*al\, a. Relating to phytochemistry. --R. Hunt. [1913 Webster]