dianodaladj.

/dʌɪəˈnəʊdəl/Etymology: < dia- prefix1 + node n. + -al suffix1.
Mathematics.
1870 Cayley in 3 199 The ninth node of the Sextic may be any point whatever on the dianodal curve.
This entry has not yet been fully updated (first published 1895; most recently modified version published online June 2018).