1. Of or related to actinometry
   - actinometrical

See also: actinometry

• social assistance
• social class
• social climber
• social club
• social contract
• social control
• social dancer
• social dancing
• social democracy
• Social Democratic Party
• Social Development Commission
• rope bridge
• rope burn
• rope down
• rope in
• rope ladder
• rope off
• rope tow
• rope up
• rope yard
• rope yarn
• rope-a-dope
• ropeable
• ropebark
• ropedancer