A reflection is a shape that has been flipped. Most commonly flipped directly to the left or right (over a y axis) or flipped to the top or bottom (over an x axis), reflections can also be done at an angle.
From Wikipedia, the free encyclopedia. A lingua franca (originally Italian for Frankish language - see etymology below) is a language that is used between persons who have not the same mother tongue. The terms working language, bridge language and vehicular language are used in the same sense. 1 Etymology.
Definition: A language mutually understood and commonly used in trade by people who have different native languages. Example: ENGLISH. Application: English, being the Lingua Franca, is the most important language in the world because the majority of trade conducted is done in English.