dual-coreˈdual-core adjective technical 
a dual-core processor contains two independent processors
a dual-core processor contains two independent processors- open-faced sandwich
- Open Group
- open-handed
- open-hearted
- open-heart surgery
- open house
- opening
- opening hours
- opening night
- opening time
- opening up
- open-jaw fare
- open letter
- openly
- open market
- open marriage
- open mike
- open-minded
- open-mindedness
- open-mouthed
- open-necked
- openness
- open-plan
- open primary
- open prison