2 make sth clearADV. greatly, vividtiy an incident which vividly illuminated the problems we faced.VERB + ILLUMINATE help (to) The study of the present also helps to illuminate the past. 

A place where aircraft take off and land, usually equipped with hard-surfaced landing strips, a control tower, hangars, aircraft maintenance and refueling facilities, and accommodations for passengers and cargo

(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), The point of interconnection between two entities, A plane surface regarded as the common boundary of two bodies, intransitive verb_ To serve as an interface for, To serve as an interface or become interfaced, transitive verb_ to construct an interface for, to connect through an interface

having a face or facing especially of a specified kind or number; often used in combination, slang drunk, verb_ Simple past tense and past participle of face