interface

Estimated CEFR level: C2 — Proficiency

Estimated from word frequency; not an official CEFR classification.

Definition

  1. noun (chemistry) a surface forming a common boundary between two things (two objects or liquids or chemical phases)
  2. noun (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. noun the overlap where two theories or phenomena affect each other or have links with each other

Etymology

From inter- (“between”) + face (“shape, figure, form”).

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