1. Malignant tumour in bone marrow (usually in the pelvis or in long bones)
   - Ewing's sarcoma, Ewing's tumor [US], Ewing's tumour [Brit, Cdn]

Type of: sarcoma

• Flag Day
• flag down
• flag of truce
• flag officer
• flag rank
• flag smut
• flag smut fungus
• flag stop
• flag-waver
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• flagellant
• Flagellata
• flagellate
• flagellate protozoan
• flagellated
• flagellated cell
• flagellated protozoan
• flagellation
• flagellum
• flageolet
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