Breadcrumb Home > Thesaurus > I Synonyms of interfacial Find synonyms for: Adjective 1. interfacial usage: relating to or situated at an interface; "an interfacial layer"; "interfacial tension is the surface tension at the interface between two liquids" WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of interfacial (Dictionary) TrendingHere are the facts and trivia that people are buzzing about. Hanukkah Origins of the Christmas Holiday Jewish Holidays, 2010-2030 (A.M. 5770-5791) Western Christian Holidays, 2010-2030 Krampus: The Christmas Devil Kwanzaa ✖ Related Content Daily Word Quiz: jactation Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language