adjacency

adjacency (countable and uncountable, plural adjacencies)

1. The quality of being adjacent, or near enough so as to touch.
   • 1672, Thomas Browne, Pseudodoxia Epidemica‎:

     at that point the Needle conforms unto the true Meridian, and is not distracted by the vicinity of Adjacencies.

   • 2007 January 11, David W. Dunlap, “Still, the Question of Displaying the Names of 9/11”, in New York Times‎:

     “With the adjacencies for victims whose families wish them to be listed together, […] , this is an approach that I hope will be acceptable to the great majority of the families affected,” he said afterward.

• adjacency list
• adjacency matrix
• adjacency pair