(1)绝育(手术)
绝育手术可因为避孕、治疗、优生或刑罚等而实施。在美国一些州的制定法中规定可对某些特定的罪犯施行惩罚性的绝育手术。另有一些州允许对某些精神病患者施行此手术，以剥夺其生育权。

(2)消毒；灭菌

• sobrestadia
• sobriety checkpoint
• sobriety tests
• sobrini and sobrinae
• socage
• Socagium est servitium socae.
• soccager
• socer
• social club
• social compact
• social contract
• social controls
• social defence
• social engineering
• social idealism
• social insurance
• social justice
• social legislation
• social position
• social security
• Social Security Act
• Social Security Administration/SSA
• social services
• social solidarity
• social standing