1. A cyst containing blood
   - hemorrhagic cyst [N. Amer], hematocyst, haemorrhagic cyst [Brit, Cdn]

Derived forms: blood cysts

Type of: cyst

• obscureness
• obscurity
• obsecrate
• obsequious
• obsequiously
• obsequiousness
• obsequy
• observable
• observably
• observance
• observant
• observantly
• observation
• observation dome
• observation post
• observation station
• observation tower
• observational
• observator
• observatory
• observe
• observed
• observed fire
• observer
• observer's meridian