Substance used in olfactory communication between organisms of the same species eliciting a change in sexual or social behaviour. Synonymous with ectohormone, feromone.
Source:
PAC, 1993, 65, 2003. 'Glossary for chemists of terms used in toxicology (IUPAC Recommendations 1993)' on page 2082 (https://doi.org/10.1351/pac199365092003)