From inter- +‎ pore.

interpore (not comparable)

1. Between pores.
   • 2015 August 19, “Fabrication of Acrylonitrile-Butadiene-Styrene Nanostructures with Anodic Alumina Oxide Templates, Characterization and Biofilm Development Test for Staphylococcus epidermidis”, in PLOS ONE‎^[1], →DOI:

     The obtained molds present hexagonally arranged 50 nm diameter pores, with a 100 nm interpore distance and a length of 100 nm.

• interporous