Since 2011, the use of emoji – deriving from the Japanese, meaning picture character – has become a global phenomenon.We send over 6 billion emoji every day and regularly send emoji-only messages, and, when Oxford Dictionaries named the ‘Face with Tears of Joy’ emoji as their ‘Word of the Year 2015’, it received an enormous amount of criticism.Whenever emoji are covered in the popular media the same burning questions come up: Can an emoji really be a word? ...