| 释义 |
ectohormone ec·to·hor·mone (ek'tō-hōr'mōn), A parahormonal chemical mediator of ecologic significance which 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.
See also: ecological ectocrine. |