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1. A group of illnesses caused by a viral infection (usually restricted to a specific geographic area); fever and gastrointestinal symptoms are followed by capillary haemorrhage
   - hemorrhagic fever [N. Amer], haemorrhagic fever [Brit, Cdn], viral hemorrhagic fever, viral haemorrhagic fever
    
2. 30 to 300 megahertz
   - very high frequency

Type of: radio frequency, viral infection, virus infection

Part of: electromagnetic spectrum

Encyclopedia: VHF