• Webster's Revised Unabridged Dictionary
    • n Promorphology (Biol) Crystallography of organic forms; -- a division of morphology created by Haeckel. It is essentially stereometric, and relates to a mathematical conception of organic forms. See Tectology.
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Century Dictionary and Cyclopedia
    • n promorphology In biology, stereometric morphology; the morphology of organic forms considered with reference to mathematical figures or to a few fundamental types of structure; the mathematical conception or geometrical treatment of organic form.
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Webster's Revised Unabridged Dictionary
Pref. pro-, + morphology,