noun, noun which may take the genitive case particle 'no'
Refers to the boundary or surface where two different phases or systems meet, used in both physical science and abstract contexts such as technology or social interaction.
油と水の界面に膜ができる。
A film forms at the interface between oil and water.
このソフトウェアはユーザー界面が直感的だ。
This software has an intuitive user interface.