Isotype can refer to:
  • In crystallography
    Crystallography is the experimental science of the arrangement of atoms in solids. The word "crystallography" derives from the Greek words crystallon = cold drop / frozen drop, with its meaning extending to all solids with some degree of transparency, and grapho = write.Before the development of...

    , an "isotype" is a synonym for isomorph
    An isomorph is an organism that does not change in shape during growth. The implication is that its volume is proportional to its cubed length, and its surface area to its squared length...

  • In biology
    Biology is a natural science concerned with the study of life and living organisms, including their structure, function, growth, origin, evolution, distribution, and taxonomy. Biology is a vast subject containing many subdivisions, topics, and disciplines...

    , per the International Code of Botanical Nomenclature, the "isotype" is a duplicate of the holotype
    A holotype is a single physical example of an organism, known to have been used when the species was formally described. It is either the single such physical example or one of several such, but explicitly designated as the holotype...

  • Isotype (picture language), a method of showing social, technological, biological and historical connections in pictorial form.
  • Isotype (immunology)
    Isotype (immunology)
    An isotype usually refers to any related proteins/genes from a particular gene family. In immunology, the "immunoglobulin isotype" refers to the genetic variations or differences in the constant regions of the heavy and light chains...

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