allelopathy
Concise Oxford English Dictionary © 2008 Oxford University Press:
allelopathy /ˌaliːˈlɒpəθi/
▶noun Ecology the inhibition of the growth of a plant by the action of substances released by another plant.
– derivatives
allelopathic /əˌliːlə(ʊ)ˈpaθɪk/ adjective.
allelopathic /əˌliːlə(ʊ)ˈpaθɪk/ adjective.
'allelopathy' also found in these Oxford entries:

