National definitions are diverse but may be precisely defined in a given country’s legislation, including examples such as biocontrol in France, biopesticides in USA and biopesticides in some African countries. The IBMA aim is not to change these words but rather to encompass these definitions with an overarching harmonised global term. The need for a harmonised global term is driven by the diverse national definitions which may have a different meaning when used in another country. Terminology wherever possible should be compatible with intergovernmental organisation, scientific, association and standards agency definitions. In order to cover biocontrol or biological control or biopesticides or management of biotic effects on plants that are used around the world, IBMA proposes to use the English terms,