Government-mandated provision for the unemployed, injured, or aged, typically funded by a combination of government spending, individual contributions, and employer contributions.

A feeling of discomfort or fear in a social situation where one may be judged or evaluated by others. / Social anxiety disorder.

Social anxiety disorder.

Any system of government-run health care.

Following of social evolution.

A process that helps multiple people share information utilizing interpersonal and social networks to achieve any common goal.

A collection of humans or animals who share certain characteristics, interact with one another, accept expectations and obligations as members of the group, and share a common identity.

plural of social security number

The difference in the timing of a person's sleep period (measured as average midpoint of his/her sleep period) between workdays and rest days.

(politics, social policy) A set of governmental programs, entitlements, or benefits providing citizens and residents with a minimum level of financial protection, food, access to public infrastructure, or medical services.