trimorphism


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tri·mor·phic

 (trī-môr′fĭk) also tri·mor·phous (-fəs)
adj.
1. Biology Having or occurring in three differing forms.
2. Chemistry Crystallizing in three distinct forms.

tri·mor′phi·cal·ly adv.
tri·mor′phism n.

trimorphism

(traɪˈmɔːfɪzəm)
n
1. (Biology) biology the property exhibited by certain species of having or occurring in three different forms
2. (Geological Science) the property of certain minerals of existing in three crystalline forms
[C19: from Greek trimorphos (from tri- + morphē form) + -ism]
triˈmorphic, triˈmorphous adj

trimorphism

the state or quality of occurring in three distinct forms, usually at different stages of development, as certain plants, organisms, etc. — trimorphic, trimorphous, adj.
See also: Form
References in periodicals archive ?
The weta Hemideina crassidens is another very interesting research object, as it represents one of only a few animal species, which exhibit trimorphism with large territorial males and small males, which seem to follow a sneak strategy (Kelly 2005).
The 2 researchers suggested that this female trimorphism was an adaptation to exploit 3 spatial levels of host distribution (Freeman & Ittyeipe 1982).
Barret SCH (1985) Floral trimorphism and monomorphism in continental and island populations of Eichhornia paniculata (Spreng.
paniculata, the evolutionary pathway from trimorphism and outcrossing to monomorphism and predominant self-fertilization is associated with major changes in floral architecture and has been the focus of intensive microevolutionary investigation over the past decade (Grover and Barrett 1986; Barrett et al.