You searched for: “ectohormone
1. A parahormonal chemical mediator of ecologic significance that is secreted, largely by an organism (usually an invertebrate) into its immediate environment (air or water); it can alter the behavior or functional activity of a second organism, often of the same species as that secreting the ectohormone.
2. A hormone secreted to the outside of the body; such as, a pheromone.
This entry is located in the following units: ecto-, ect- (page 1) hormo-, hormono- + (page 1)