n.
Pronunciation: ' in-t ə r- ˌ f ā s
Function: noun
Date: 1882
1 : a surface forming a common boundary of two bodies, spaces, or phases <an oil-water interface >
2 a : the place at which independent and often unrelated systems meet and act on or communicate with each other <the man-machine interface > b : the means by which interaction or communication is achieved at an interface
– in · ter · fa · cial \ ˌ in-t ə r- ' f ā -sh ə l \ adjective