Enter a clue or pattern or both:
The Clue
Common boundary (9 letter answer)
The Answer
INTERFACE
Tags
Notes
The answer INTERFACE is so rare that it appears less than once every 2500 puzzles.
Related Clues
Communicate (with)
Definition
INTERFACE as a noun:
1. (chemistry) a surface forming a common boundary between two things (two objects or liquids or chemical phases)
2. (interface, user interface) = (computer science) a program that controls a display for the user (usually on a computer monitor) and that allows the user to interact with the system
3. the overlap where two theories or phenomena affect each other or have links with each other; "the interface between chemistry and biology"
4. (interface, port) = (computer science) computer circuit consisting of the hardware and associated circuitry that links one device with another (especially a computer and a hard disk drive or other peripherals)