1. relating to or produced by allelopathy; describing the release of chemical substances by one plant that inhibit the growth or development of other plants
Usage: biology; ecology

Examples

• Black walnut trees produce allelopathic compounds that prevent many plants from growing nearby.
• The allelopathic effects of certain weeds can reduce crop yields significantly.
• Scientists study allelopathic interactions to understand plant competition in natural ecosystems.
• Some allelopathic plants are used in sustainable agriculture to control unwanted vegetation.
• The allelopathic properties of eucalyptus trees make it difficult for other species to establish themselves in the understory.