The Collaborative International Dictionary
Promorphology
Promorphology \Pro`mor*phol"o*gy\, n. [Pref. pro- + morphology.] (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.
Wiktionary
promorphology
n. (context biology English) crystallography of organic forms; a division of morphology relating to a mathematical conception of organic forms