Definition - What does Emoji mean?
Emoji refers to a Japanese term for using pictorial characters, smileys or emoticons on mobile and Web based message communication. It provides a way of sending visual gestures within mobile text messages and e-mail communications using a broad list of different Emoji characters and elements.
Emoji can also be termed as pictograph, ideograms, smileys and emoticons.
Techopedia explains Emoji
Emoji is primarily a Japanese version of emoticons and characters, built using global as well native gestures and social norms. The word Emoji is derived from the Japanese literals e or ? that means picture and moji or ? meaning letter.
An emoji is typically drawn on a 12x12 pixel area takes 2 byes of space when transmitted, however their visual and logical sizes vary between mobile operators. There are a total of 176 base emoji characters/symbols, and an additional 76 can be used for phones that support C-HTML 4.0. It is supported by most modern smart phones such as the Windows Phone and iPhone, and is integrated in Gmail as well.