ectocrine

ectocrine
1. Relating to substances, either synthesized or arising by decomposition of organisms, that affect plant life. 2. A compound with e. properties. 3. An ectohormone. Cf.:endocrine, exocrine. [ecto- + G. krino, to separate]
- ecological e. a chemical substance that undergoes biosynthesis in one species and that exerts an effect on the function of another species through mechanisms of the external environment; e.g., the biosynthesis of vitamins by ruminants and their subsequent ingestion by other animals. SEE ALSO: ectohormone.

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ec·to·crine 'ek-tə-krən, -.krīn, -.krēn n a metabolite produced by an organism of one kind and utilized by one of another kind

Medical dictionary. 2011.

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Look at other dictionaries:

  • ectocrine — ● ectocrine adjectif Substance ectocrine, substance rejetée autour de lui par un organisme et exerçant une action définie sur les autres êtres présents dans le voisinage. ● ectocrine (expressions) adjectif Substance ectocrine, substance rejetée… …   Encyclopédie Universelle

  • ectocrine — adj. [Gr. ektos, outside; krinein, to separate] Any chemical released into the environment that includes allelochemics, pheromones, foods, and respiratory gases …   Dictionary of invertebrate zoology

  • ectocrine — ec·to·crine …   English syllables

  • ectocrine — ˈektəkrə̇n; ˌkrin, rīn, rēn noun ( s) Etymology: ect + crine (as in endocrine) : a metabolite produced by an organism of one kind and utilized by one of another kind …   Useful english dictionary

  • Substance ectocrine — ● Substance ectocrine substance rejetée autour de lui par un organisme et exerçant une action définie sur les autres êtres présents dans le voisinage …   Encyclopédie Universelle

  • ecto- — ♦ Élément, du gr. ektos « au dehors ». ⇒ exo . ⊗ CONTR. Endo . ecto élément, du gr. ektos, au dehors . ⇒ECTO , élément préf. Élément préf. tiré du gr. « au dehors » et entrant dans la compos. de subst. de la lang. sc., marquant l extériorité… …   Encyclopédie Universelle

  • ectohormone — ● ectohormone nom féminin Synonyme de substance ectocrine. ● ectohormone (synonymes) nom féminin Synonymes : substance ectocrine …   Encyclopédie Universelle

  • ectohormone — 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,… …   Medical dictionary

  • ectocrin — ECTOCRÍN, Ă adj. (despre substanţe organice) eliminat în mediu de către organismele vii, având un rol important în reglarea relaţiilor dintre specii. (< fr. ectocrine) Trimis de raduborza, 15.09.2007. Sursa: MDN …   Dicționar Român

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