Look up: ectohormone

1. ectohormone
   A parahormonal chemical mediator of ecological significance which is secreted, largely by an organism (usually an invertebrate) into its immediate environment (air or water); it can alter the behaviour or functional activity of a second organism, often of the same species as that secreting the ectoh...
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2. ectohormone
   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 secretin...
   Found on http://www.wordinfo.info/words/index/inf
   
   
3. ectohormone
   Type: Term Pronunciation: ek′tō-hōr′mōn Definitions: 1. 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 acti...
   Found on http://www.medilexicon.com/medicaldictio