An Etymological Dictionary of Astronomy and Astrophysics
English-French-Persian

1) General: A surface regarded as the common boundary of two bodies, or two parts of a system, whether material or non-material.
2) Astro.: The intersection zone between a hot → H II region and its → associated molecular cloud.
3) Chemistry: The area where two immiscible phases of a dispersion come into contact.
4) Computers: A mechanical equipment or logical program that communicates information from one system of computing devices or programs to another.

→ inter- + → face.