1. Two times
   "I called her twice" 
2. To double the degree
   - doubly, double

Encyclopedia: Twice

• oral exam
• oral examination
• oral fissure
• oral herpes
• oral personality
• oral phase
• oral poliovirus vaccine
• oral presentation
• Oral Roberts
• oral sex
• oral smear
• oral stage
• orally
• Oran
• orang
• orange
• orange balsam
• orange bat
• orange daisy
• orange fleabane
• Orange Free State
• orange grass
• Orange Group
• orange grove
• orange hawkweed