social media(It was the 2nd day of protests organised using social media against what they believed was a fixed election. ... Mr Medvedev prides himself on using social media. BBC Alexander Demidov)
social networking(The use of Web sites and services that provide enhanced information and interaction capabilities with regard to people and resources. Rori); social networking(The use of Web sites and services that provide enhanced information and interaction capabilities with regard to people and resources); social(The webpage subheading for the view in Messenger that displays the social activity of friends)
social network(Family, and friends and their families, that together create an interconnected system through which alliances are formed, help is obtained, information is transmitted, and strings are pulled. In an organizational setting, it usually constitutes the group of one's peers, seniors, and subordinates who provide privileged information on how to get things done, how the power structure operates, and who holds the strings at present. BD. A social network is a social structure made up of a set of actors (such as individuals or organizations) and the dyadic ties between these actors. The social network perspective provides a clear way of analyzing the structure of whole social entities.[1] The study of these structures uses social network analysis to identify local and global patterns, locate influential entities, and examine network dynamics. Wiki Alexander Demidov)
forbes.com Alex_Odeychuk)