strep·to·neu·ran I. \| ̷ ̷ ̷ ̷|nyu̇rən\adjective orstrep·to·neu·ral\-rəl\; orstrep·to·neu·rous\-rəs\ Etymology: New Latin Streptoneura + English -an or -al or -ous : of or relating to the Streptoneura II. noun (-s) : a mollusk of the subclass Streptoneura