IPA: /faɪtəʊˈtɒksɪti/
KK: /faɪtəˈtɒksɪti/
A measure of how harmful a substance is to plants.
The phytotoxicity of the chemical was tested on various crops.
Phytotoxicity is formed from "phyto-" (from Greek "phyton", meaning plant) and "toxicitas" (from Latin "toxicus", meaning poison). The term refers to the quality of being toxic or poisonous to plants.
Think of 'phyto-' meaning plant and 'toxic' meaning poison — this helps you remember that phytotoxicity refers to something that is poisonous to plants.