dimorphs

/ˈdaɪmɔrfs/
noun
  1. Two distinct forms or types of something, especially in biology where members of the same species have different appearances.
    • Scientists studied the dimorphs of the plant to understand how it adapts to different environments.
    • In many bird species, the male and female are dimorphs, with the male having brighter feathers.
    • The two dimorphs of the butterfly look so different that people once thought they were separate species.
  2. In chemistry and mineralogy, two different crystal structures of the same chemical compound.
    • Graphite and diamond are famous dimorphs of carbon, with very different properties.
    • Calcite and aragonite are dimorphs of calcium carbonate, each with a different crystal shape.
    • The chemist identified two dimorphs of the compound that form at different temperatures.
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