social
The German word 'sozial' is used in the same way as the English word 'social'. It can refer to social interactions, social issues, or social systems. For example, you might talk about 'soziale Netzwerke' (social networks) or 'soziale Gerechtigkeit' (social justice).
Social justice is an important goal in our society.
This sentence is talking about the significance of social justice in the society we live in. Social Justice, or 'soziale Gerechtigkeit' in German, refers to the fairness and justice executed in the social realm including issues on rights and equality.
He is very active in social projects.
This sentences describes someone who participates heavily in social projects or 'sozialen Projekten'. These projects could be community development, social work, or other forms of volunteering activities that benefit the society or a part of it.
Social media has become an important communication channel.
This phrase emphasizes the impact and importance of social media, or 'Soziale Medien', as a medium for communication in the modern world. This could refer to various platforms like Facebook, Twitter, Instagram etc. where people exchange information and communicate with each other.