† idiogonaductn.ZoologyObsoleterare (E. R. Lankester's name for) a gonoduct which is specialized as such.
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1883 E. R. Lankester in Encycl. Brit. XVI. 682/1 (note) The genital ducts of Idiodinic forms may be called Idiogonaducts, as distinguished from the Nephrogonaducts of nephrodinic forms.