Definition of hemangioma in US English:

hemangioma

(British haemangioma)

noun

Medicine
  • A benign tumor of blood vessels, often forming a red birthmark.

    • ‘Smaller defects may be mistaken for cutaneous lesions such as hemangiomas or dermoid cysts.’
    • ‘Lipomas, hemangiomas, neuromas, and fibromas are benign neoplasms that occur in the neck.’
    • ‘Some children were treated more than once, either by receiving several treatments for one hemangioma or by receiving individual treatments for several haemangiomas.’
    • ‘Cavernous hemangiomas are composed of large, dilated, blood-filled vessels lined by flattened endothelium.’
    • ‘Cavernous hemangiomas are benign vascular tumors most commonly seen in the head and neck region in childhood.’
    rash, blemish, spot, freckle, birthmark, strawberry mark, port wine stain, eruption
    View synonyms

Pronunciation

hemangioma

/hēˌmanjēˈōmə/