From Longman Dictionary of Contemporary Englishnodalno‧dal /ˈnəʊdl $ ˈnoʊ-/ adjective [only before noun] technical HBPbeing or connected with a node the nodal point of the transport system
Examples from the Corpus
nodal• The primary effect of the nodal description above is of inaccessibility to the reader.• These classifications are able to separate groups of nodal lymphomas with a clear correlation between morphological features and clinical behaviour.• He could sit in his palace like the sun at the nodal point of an array of beams of light. 