Heteroecious

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Heteroecious \Het`er*[oe]"cious\, a. [Hetero- + Gr. ? house.]
     (Bot.)
     Passing through the different stages in its life history on
     an alternation of hosts, as the common wheat-rust fungus
     ({Puccinia graminis}), and certain other parasitic fungi; --
     contrasted with {aut[oe]cious}. -- {Het`er*[oe]"cism}, n.


     [Webster 1913 Suppl.]

From WordNet (r) 2.0 [wn]:

  heteroecious
       adj : of parasites; passing through different stages of the life
             cycle on different host species; "heteroecious fungi";
             "heteroecious insects" [ant: {autoecious}]