- included between two faces.
- of, relating to, or of the nature of an interface.
Origin of interfacial
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for interfacial
The crystals are prismatic in habit, and closely resemble topaz in form and interfacial angles.
The interfacial angles over the three edges of each triangle are all different.